145606840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^2\times {\mathrm{2659}}^1$

素因数の和:2744

約数の個数: 48

約数和(自身を含む): 336835800

約数和(自身を除く): 191228960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1369, 1480, 2659, 2738, 5318, 5476, 6845, 10636, 10952, 13295, 13690, 21272, 26590, 27380, 53180, 54760, 98383, 106360, 196766, 393532, 491915, 787064, 983830, 1967660, 3640171, 3935320, 7280342, 14560684, 18200855, 29121368, 36401710, 72803420, 145606840]

約数ペア:

[(1, 145606840), (2, 72803420), (4, 36401710), (5, 29121368), (8, 18200855), (10, 14560684), (20, 7280342), (37, 3935320), (40, 3640171), (74, 1967660), (148, 983830), (185, 787064), (296, 491915), (370, 393532), (740, 196766), (1369, 106360), (1480, 98383), (2659, 54760), (2738, 53180), (5318, 27380), (5476, 26590), (6845, 21272), (10636, 13690), (10952, 13295)]