45127940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:573

約数の個数: 96

約数和(自身を含む): 115153920

約数和(自身を除く): 70025980

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 52, 55, 62, 65, 110, 124, 130, 143, 155, 220, 260, 286, 310, 341, 403, 509, 572, 620, 682, 715, 806, 1018, 1364, 1430, 1612, 1705, 2015, 2036, 2545, 2860, 3410, 4030, 4433, 5090, 5599, 6617, 6820, 8060, 8866, 10180, 11198, 13234, 15779, 17732, 22165, 22396, 26468, 27995, 31558, 33085, 44330, 55990, 63116, 66170, 72787, 78895, 88660, 111980, 132340, 145574, 157790, 173569, 205127, 291148, 315580, 347138, 363935, 410254, 694276, 727870, 820508, 867845, 1025635, 1455740, 1735690, 2051270, 2256397, 3471380, 4102540, 4512794, 9025588, 11281985, 22563970, 45127940]

約数ペア:

[(1, 45127940), (2, 22563970), (4, 11281985), (5, 9025588), (10, 4512794), (11, 4102540), (13, 3471380), (20, 2256397), (22, 2051270), (26, 1735690), (31, 1455740), (44, 1025635), (52, 867845), (55, 820508), (62, 727870), (65, 694276), (110, 410254), (124, 363935), (130, 347138), (143, 315580), (155, 291148), (220, 205127), (260, 173569), (286, 157790), (310, 145574), (341, 132340), (403, 111980), (509, 88660), (572, 78895), (620, 72787), (682, 66170), (715, 63116), (806, 55990), (1018, 44330), (1364, 33085), (1430, 31558), (1612, 27995), (1705, 26468), (2015, 22396), (2036, 22165), (2545, 17732), (2860, 15779), (3410, 13234), (4030, 11198), (4433, 10180), (5090, 8866), (5599, 8060), (6617, 6820)]