20233477940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1\times {\mathrm{2357}}^1$

素因数の和:2757

約数の個数: 96

約数和(自身を含む): 46303687584

約数和(自身を除く): 26070209644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 241, 260, 274, 482, 548, 685, 964, 1205, 1370, 1781, 2357, 2410, 2740, 3133, 3562, 4714, 4820, 6266, 7124, 8905, 9428, 11785, 12532, 15665, 17810, 23570, 30641, 31330, 33017, 35620, 47140, 61282, 62660, 66034, 122564, 132068, 153205, 165085, 306410, 322909, 330170, 429221, 568037, 612820, 645818, 660340, 858442, 1136074, 1291636, 1614545, 1716884, 2146105, 2272148, 2840185, 3229090, 4197817, 4292210, 5680370, 6458180, 7384481, 8395634, 8584420, 11360740, 14768962, 16791268, 20989085, 29537924, 36922405, 41978170, 73844810, 77821069, 83956340, 147689620, 155642138, 311284276, 389105345, 778210690, 1011673897, 1556421380, 2023347794, 4046695588, 5058369485, 10116738970, 20233477940]

約数ペア:

[(1, 20233477940), (2, 10116738970), (4, 5058369485), (5, 4046695588), (10, 2023347794), (13, 1556421380), (20, 1011673897), (26, 778210690), (52, 389105345), (65, 311284276), (130, 155642138), (137, 147689620), (241, 83956340), (260, 77821069), (274, 73844810), (482, 41978170), (548, 36922405), (685, 29537924), (964, 20989085), (1205, 16791268), (1370, 14768962), (1781, 11360740), (2357, 8584420), (2410, 8395634), (2740, 7384481), (3133, 6458180), (3562, 5680370), (4714, 4292210), (4820, 4197817), (6266, 3229090), (7124, 2840185), (8905, 2272148), (9428, 2146105), (11785, 1716884), (12532, 1614545), (15665, 1291636), (17810, 1136074), (23570, 858442), (30641, 660340), (31330, 645818), (33017, 612820), (35620, 568037), (47140, 429221), (61282, 330170), (62660, 322909), (66034, 306410), (122564, 165085), (132068, 153205)]