396654440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{108971}}^1$

素因数の和:109002

約数の個数: 64

約数和(自身を含む): 1098437760

約数和(自身を除く): 701783320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 108971, 217942, 435884, 544855, 762797, 871768, 1089710, 1416623, 1525594, 2179420, 2833246, 3051188, 3813985, 4358840, 5666492, 6102376, 7083115, 7627970, 9916361, 11332984, 14166230, 15255940, 19832722, 28332460, 30511880, 39665444, 49581805, 56664920, 79330888, 99163610, 198327220, 396654440]

約数ペア:

[(1, 396654440), (2, 198327220), (4, 99163610), (5, 79330888), (7, 56664920), (8, 49581805), (10, 39665444), (13, 30511880), (14, 28332460), (20, 19832722), (26, 15255940), (28, 14166230), (35, 11332984), (40, 9916361), (52, 7627970), (56, 7083115), (65, 6102376), (70, 5666492), (91, 4358840), (104, 3813985), (130, 3051188), (140, 2833246), (182, 2179420), (260, 1525594), (280, 1416623), (364, 1089710), (455, 871768), (520, 762797), (728, 544855), (910, 435884), (1820, 217942), (3640, 108971)]