15693489680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{39023}}^1$

素因数の和:39504

約数の個数: 80

約数和(自身を含む): 39892518144

約数和(自身を除く): 24199028464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 457, 880, 914, 1828, 2285, 3656, 4570, 5027, 7312, 9140, 10054, 18280, 20108, 25135, 36560, 39023, 40216, 50270, 78046, 80432, 100540, 156092, 195115, 201080, 312184, 390230, 402160, 429253, 624368, 780460, 858506, 1560920, 1717012, 2146265, 3121840, 3434024, 4292530, 6868048, 8585060, 17170120, 17833511, 34340240, 35667022, 71334044, 89167555, 142668088, 178335110, 196168621, 285336176, 356670220, 392337242, 713340440, 784674484, 980843105, 1426680880, 1569348968, 1961686210, 3138697936, 3923372420, 7846744840, 15693489680]

約数ペア:

[(1, 15693489680), (2, 7846744840), (4, 3923372420), (5, 3138697936), (8, 1961686210), (10, 1569348968), (11, 1426680880), (16, 980843105), (20, 784674484), (22, 713340440), (40, 392337242), (44, 356670220), (55, 285336176), (80, 196168621), (88, 178335110), (110, 142668088), (176, 89167555), (220, 71334044), (440, 35667022), (457, 34340240), (880, 17833511), (914, 17170120), (1828, 8585060), (2285, 6868048), (3656, 4292530), (4570, 3434024), (5027, 3121840), (7312, 2146265), (9140, 1717012), (10054, 1560920), (18280, 858506), (20108, 780460), (25135, 624368), (36560, 429253), (39023, 402160), (40216, 390230), (50270, 312184), (78046, 201080), (80432, 195115), (100540, 156092)]