20137076380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1\times {\mathrm{1493}}^1$

素因数の和:1903

約数の個数: 96

約数和(自身を含む): 44726774400

約数和(自身を除く): 24589698020

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 109, 115, 218, 230, 269, 436, 460, 538, 545, 1076, 1090, 1345, 1493, 2180, 2507, 2690, 2986, 5014, 5380, 5972, 6187, 7465, 10028, 12374, 12535, 14930, 24748, 25070, 29321, 29860, 30935, 34339, 50140, 58642, 61870, 68678, 117284, 123740, 137356, 146605, 162737, 171695, 293210, 325474, 343390, 401617, 586420, 650948, 674383, 686780, 803234, 813685, 1348766, 1606468, 1627370, 2008085, 2697532, 3254740, 3371915, 3742951, 4016170, 6743830, 7485902, 8032340, 9237191, 13487660, 14971804, 18474382, 18714755, 36948764, 37429510, 43776253, 46185955, 74859020, 87552506, 92371910, 175105012, 184743820, 218881265, 437762530, 875525060, 1006853819, 2013707638, 4027415276, 5034269095, 10068538190, 20137076380]

約数ペア:

[(1, 20137076380), (2, 10068538190), (4, 5034269095), (5, 4027415276), (10, 2013707638), (20, 1006853819), (23, 875525060), (46, 437762530), (92, 218881265), (109, 184743820), (115, 175105012), (218, 92371910), (230, 87552506), (269, 74859020), (436, 46185955), (460, 43776253), (538, 37429510), (545, 36948764), (1076, 18714755), (1090, 18474382), (1345, 14971804), (1493, 13487660), (2180, 9237191), (2507, 8032340), (2690, 7485902), (2986, 6743830), (5014, 4016170), (5380, 3742951), (5972, 3371915), (6187, 3254740), (7465, 2697532), (10028, 2008085), (12374, 1627370), (12535, 1606468), (14930, 1348766), (24748, 813685), (25070, 803234), (29321, 686780), (29860, 674383), (30935, 650948), (34339, 586420), (50140, 401617), (58642, 343390), (61870, 325474), (68678, 293210), (117284, 171695), (123740, 162737), (137356, 146605)]