20174063540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{5323}}^1$

素因数の和:5577

約数の個数: 96

約数和(自身を含む): 45787762944

約数和(自身を除く): 25613699404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 157, 170, 284, 314, 340, 355, 628, 710, 785, 1207, 1420, 1570, 2414, 2669, 3140, 4828, 5323, 5338, 6035, 10646, 10676, 11147, 12070, 13345, 21292, 22294, 24140, 26615, 26690, 44588, 53230, 53380, 55735, 90491, 106460, 111470, 180982, 189499, 222940, 361964, 377933, 378998, 452455, 755866, 757996, 835711, 904910, 947495, 1511732, 1671422, 1809820, 1889665, 1894990, 3342844, 3779330, 3789980, 4178555, 6424861, 7558660, 8357110, 12849722, 14207087, 16714220, 25699444, 28414174, 32124305, 56828348, 59335481, 64248610, 71035435, 118670962, 128497220, 142070870, 237341924, 284141740, 296677405, 593354810, 1008703177, 1186709620, 2017406354, 4034812708, 5043515885, 10087031770, 20174063540]

約数ペア:

[(1, 20174063540), (2, 10087031770), (4, 5043515885), (5, 4034812708), (10, 2017406354), (17, 1186709620), (20, 1008703177), (34, 593354810), (68, 296677405), (71, 284141740), (85, 237341924), (142, 142070870), (157, 128497220), (170, 118670962), (284, 71035435), (314, 64248610), (340, 59335481), (355, 56828348), (628, 32124305), (710, 28414174), (785, 25699444), (1207, 16714220), (1420, 14207087), (1570, 12849722), (2414, 8357110), (2669, 7558660), (3140, 6424861), (4828, 4178555), (5323, 3789980), (5338, 3779330), (6035, 3342844), (10646, 1894990), (10676, 1889665), (11147, 1809820), (12070, 1671422), (13345, 1511732), (21292, 947495), (22294, 904910), (24140, 835711), (26615, 757996), (26690, 755866), (44588, 452455), (53230, 378998), (53380, 377933), (55735, 361964), (90491, 222940), (106460, 189499), (111470, 180982)]