39855140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 97542144

約数和(自身を除く): 57687004

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 71, 85, 127, 130, 142, 170, 221, 254, 260, 284, 340, 355, 442, 508, 635, 710, 884, 923, 1105, 1207, 1270, 1420, 1651, 1846, 2159, 2210, 2414, 2540, 3302, 3692, 4318, 4420, 4615, 4828, 6035, 6604, 8255, 8636, 9017, 9230, 10795, 12070, 15691, 16510, 18034, 18460, 21590, 24140, 28067, 31382, 33020, 36068, 43180, 45085, 56134, 62764, 78455, 90170, 112268, 117221, 140335, 153289, 156910, 180340, 234442, 280670, 306578, 313820, 468884, 561340, 586105, 613156, 766445, 1172210, 1532890, 1992757, 2344420, 3065780, 3985514, 7971028, 9963785, 19927570, 39855140]

約数ペア:

[(1, 39855140), (2, 19927570), (4, 9963785), (5, 7971028), (10, 3985514), (13, 3065780), (17, 2344420), (20, 1992757), (26, 1532890), (34, 1172210), (52, 766445), (65, 613156), (68, 586105), (71, 561340), (85, 468884), (127, 313820), (130, 306578), (142, 280670), (170, 234442), (221, 180340), (254, 156910), (260, 153289), (284, 140335), (340, 117221), (355, 112268), (442, 90170), (508, 78455), (635, 62764), (710, 56134), (884, 45085), (923, 43180), (1105, 36068), (1207, 33020), (1270, 31382), (1420, 28067), (1651, 24140), (1846, 21590), (2159, 18460), (2210, 18034), (2414, 16510), (2540, 15691), (3302, 12070), (3692, 10795), (4318, 9230), (4420, 9017), (4615, 8636), (4828, 8255), (6035, 6604)]