1654995940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1933}}^1$

素因数の和:2081

約数の個数: 96

約数和(自身を含む): 3889196640

約数和(自身を除く): 2234200700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 89, 130, 148, 178, 185, 260, 356, 370, 445, 481, 740, 890, 962, 1157, 1780, 1924, 1933, 2314, 2405, 3293, 3866, 4628, 4810, 5785, 6586, 7732, 9620, 9665, 11570, 13172, 16465, 19330, 23140, 25129, 32930, 38660, 42809, 50258, 65860, 71521, 85618, 100516, 125645, 143042, 171236, 172037, 214045, 251290, 286084, 344074, 357605, 428090, 502580, 688148, 715210, 856180, 860185, 929773, 1430420, 1720370, 1859546, 2236481, 3440740, 3719092, 4472962, 4648865, 6365369, 8945924, 9297730, 11182405, 12730738, 18595460, 22364810, 25461476, 31826845, 44729620, 63653690, 82749797, 127307380, 165499594, 330999188, 413748985, 827497970, 1654995940]

約数ペア:

[(1, 1654995940), (2, 827497970), (4, 413748985), (5, 330999188), (10, 165499594), (13, 127307380), (20, 82749797), (26, 63653690), (37, 44729620), (52, 31826845), (65, 25461476), (74, 22364810), (89, 18595460), (130, 12730738), (148, 11182405), (178, 9297730), (185, 8945924), (260, 6365369), (356, 4648865), (370, 4472962), (445, 3719092), (481, 3440740), (740, 2236481), (890, 1859546), (962, 1720370), (1157, 1430420), (1780, 929773), (1924, 860185), (1933, 856180), (2314, 715210), (2405, 688148), (3293, 502580), (3866, 428090), (4628, 357605), (4810, 344074), (5785, 286084), (6586, 251290), (7732, 214045), (9620, 172037), (9665, 171236), (11570, 143042), (13172, 125645), (16465, 100516), (19330, 85618), (23140, 71521), (25129, 65860), (32930, 50258), (38660, 42809)]