2001766472

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{863}}^1$

素因数の和:1146

約数の個数: 64

約数和(自身を含む): 3981312000

約数和(自身を除く): 1979545528

約数列:

[1, 2, 4, 8, 31, 47, 62, 94, 124, 188, 199, 248, 376, 398, 796, 863, 1457, 1592, 1726, 2914, 3452, 5828, 6169, 6904, 9353, 11656, 12338, 18706, 24676, 26753, 37412, 40561, 49352, 53506, 74824, 81122, 107012, 162244, 171737, 214024, 289943, 324488, 343474, 579886, 686948, 1159772, 1257391, 1373896, 2319544, 2514782, 5029564, 5323847, 8071639, 10059128, 10647694, 16143278, 21295388, 32286556, 42590776, 64573112, 250220809, 500441618, 1000883236, 2001766472]

約数ペア:

[(1, 2001766472), (2, 1000883236), (4, 500441618), (8, 250220809), (31, 64573112), (47, 42590776), (62, 32286556), (94, 21295388), (124, 16143278), (188, 10647694), (199, 10059128), (248, 8071639), (376, 5323847), (398, 5029564), (796, 2514782), (863, 2319544), (1457, 1373896), (1592, 1257391), (1726, 1159772), (2914, 686948), (3452, 579886), (5828, 343474), (6169, 324488), (6904, 289943), (9353, 214024), (11656, 171737), (12338, 162244), (18706, 107012), (24676, 81122), (26753, 74824), (37412, 53506), (40561, 49352)]