2597857840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1213}}^1\times {\mathrm{1409}}^1$

素因数の和:2654

約数の個数: 80

約数和(自身を含む): 6367672800

約数和(自身を除く): 3769814960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1213, 1409, 1520, 2426, 2818, 4852, 5636, 6065, 7045, 9704, 11272, 12130, 14090, 19408, 22544, 23047, 24260, 26771, 28180, 46094, 48520, 53542, 56360, 92188, 97040, 107084, 112720, 115235, 133855, 184376, 214168, 230470, 267710, 368752, 428336, 460940, 535420, 921880, 1070840, 1709117, 1843760, 2141680, 3418234, 6836468, 8545585, 13672936, 17091170, 27345872, 32473223, 34182340, 64946446, 68364680, 129892892, 136729360, 162366115, 259785784, 324732230, 519571568, 649464460, 1298928920, 2597857840]

約数ペア:

[(1, 2597857840), (2, 1298928920), (4, 649464460), (5, 519571568), (8, 324732230), (10, 259785784), (16, 162366115), (19, 136729360), (20, 129892892), (38, 68364680), (40, 64946446), (76, 34182340), (80, 32473223), (95, 27345872), (152, 17091170), (190, 13672936), (304, 8545585), (380, 6836468), (760, 3418234), (1213, 2141680), (1409, 1843760), (1520, 1709117), (2426, 1070840), (2818, 921880), (4852, 535420), (5636, 460940), (6065, 428336), (7045, 368752), (9704, 267710), (11272, 230470), (12130, 214168), (14090, 184376), (19408, 133855), (22544, 115235), (23047, 112720), (24260, 107084), (26771, 97040), (28180, 92188), (46094, 56360), (48520, 53542)]