20181382170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{6761}}^1$

素因数の和:6920

約数の個数: 128

約数和(自身を含む): 51880227840

約数和(自身を除く): 31698845670

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 47, 58, 73, 87, 94, 141, 145, 146, 174, 219, 235, 282, 290, 365, 435, 438, 470, 705, 730, 870, 1095, 1363, 1410, 2117, 2190, 2726, 3431, 4089, 4234, 6351, 6761, 6815, 6862, 8178, 10293, 10585, 12702, 13522, 13630, 17155, 20283, 20445, 20586, 21170, 31755, 33805, 34310, 40566, 40890, 51465, 63510, 67610, 99499, 101415, 102930, 196069, 198998, 202830, 298497, 317767, 392138, 493553, 497495, 588207, 596994, 635534, 953301, 980345, 987106, 994990, 1176414, 1480659, 1492485, 1588835, 1906602, 1960690, 2467765, 2941035, 2961318, 2984970, 3177670, 4766505, 4935530, 5882070, 7403295, 9215243, 9533010, 14313037, 14806590, 18430486, 23196991, 27645729, 28626074, 42939111, 46076215, 46393982, 55291458, 69590973, 71565185, 85878222, 92152430, 115984955, 138228645, 139181946, 143130370, 214695555, 231969910, 276457290, 347954865, 429391110, 672712739, 695909730, 1345425478, 2018138217, 3363563695, 4036276434, 6727127390, 10090691085, 20181382170]

約数ペア:

[(1, 20181382170), (2, 10090691085), (3, 6727127390), (5, 4036276434), (6, 3363563695), (10, 2018138217), (15, 1345425478), (29, 695909730), (30, 672712739), (47, 429391110), (58, 347954865), (73, 276457290), (87, 231969910), (94, 214695555), (141, 143130370), (145, 139181946), (146, 138228645), (174, 115984955), (219, 92152430), (235, 85878222), (282, 71565185), (290, 69590973), (365, 55291458), (435, 46393982), (438, 46076215), (470, 42939111), (705, 28626074), (730, 27645729), (870, 23196991), (1095, 18430486), (1363, 14806590), (1410, 14313037), (2117, 9533010), (2190, 9215243), (2726, 7403295), (3431, 5882070), (4089, 4935530), (4234, 4766505), (6351, 3177670), (6761, 2984970), (6815, 2961318), (6862, 2941035), (8178, 2467765), (10293, 1960690), (10585, 1906602), (12702, 1588835), (13522, 1492485), (13630, 1480659), (17155, 1176414), (20283, 994990), (20445, 987106), (20586, 980345), (21170, 953301), (31755, 635534), (33805, 596994), (34310, 588207), (40566, 497495), (40890, 493553), (51465, 392138), (63510, 317767), (67610, 298497), (99499, 202830), (101415, 198998), (102930, 196069)]