3878156680

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{449}}^1\times {\mathrm{1193}}^1$

素因数の和:1834

約数の個数: 64

約数和(自身を含む): 8800974000

約数和(自身を除く): 4922817320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 449, 724, 898, 905, 1193, 1448, 1796, 1810, 2245, 2386, 3592, 3620, 4490, 4772, 5965, 7240, 8980, 9544, 11930, 17960, 23860, 47720, 81269, 162538, 215933, 325076, 406345, 431866, 535657, 650152, 812690, 863732, 1071314, 1079665, 1625380, 1727464, 2142628, 2159330, 2678285, 3250760, 4285256, 4318660, 5356570, 8637320, 10713140, 21426280, 96953917, 193907834, 387815668, 484769585, 775631336, 969539170, 1939078340, 3878156680]

約数ペア:

[(1, 3878156680), (2, 1939078340), (4, 969539170), (5, 775631336), (8, 484769585), (10, 387815668), (20, 193907834), (40, 96953917), (181, 21426280), (362, 10713140), (449, 8637320), (724, 5356570), (898, 4318660), (905, 4285256), (1193, 3250760), (1448, 2678285), (1796, 2159330), (1810, 2142628), (2245, 1727464), (2386, 1625380), (3592, 1079665), (3620, 1071314), (4490, 863732), (4772, 812690), (5965, 650152), (7240, 535657), (8980, 431866), (9544, 406345), (11930, 325076), (17960, 215933), (23860, 162538), (47720, 81269)]