386803984

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{373}}^1$

素因数の和:632

約数の個数: 80

約数和(自身を含む): 881515008

約数和(自身を除く): 494711024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 197, 329, 373, 376, 394, 658, 746, 752, 788, 1316, 1379, 1492, 1576, 2611, 2632, 2758, 2984, 3152, 5222, 5264, 5516, 5968, 9259, 10444, 11032, 17531, 18518, 20888, 22064, 35062, 37036, 41776, 64813, 70124, 73481, 74072, 122717, 129626, 140248, 146962, 148144, 245434, 259252, 280496, 293924, 490868, 514367, 518504, 587848, 981736, 1028734, 1037008, 1175696, 1963472, 2057468, 3453607, 4114936, 6907214, 8229872, 13814428, 24175249, 27628856, 48350498, 55257712, 96700996, 193401992, 386803984]

約数ペア:

[(1, 386803984), (2, 193401992), (4, 96700996), (7, 55257712), (8, 48350498), (14, 27628856), (16, 24175249), (28, 13814428), (47, 8229872), (56, 6907214), (94, 4114936), (112, 3453607), (188, 2057468), (197, 1963472), (329, 1175696), (373, 1037008), (376, 1028734), (394, 981736), (658, 587848), (746, 518504), (752, 514367), (788, 490868), (1316, 293924), (1379, 280496), (1492, 259252), (1576, 245434), (2611, 148144), (2632, 146962), (2758, 140248), (2984, 129626), (3152, 122717), (5222, 74072), (5264, 73481), (5516, 70124), (5968, 64813), (9259, 41776), (10444, 37036), (11032, 35062), (17531, 22064), (18518, 20888)]