18535160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1249}}^1$

素因数の和:1320

約数の個数: 64

約数和(自身を含む): 48600000

約数和(自身を除く): 30064840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1249, 1484, 1855, 2120, 2498, 2968, 3710, 4996, 6245, 7420, 8743, 9992, 12490, 14840, 17486, 24980, 34972, 43715, 49960, 66197, 69944, 87430, 132394, 174860, 264788, 330985, 349720, 463379, 529576, 661970, 926758, 1323940, 1853516, 2316895, 2647880, 3707032, 4633790, 9267580, 18535160]

約数ペア:

[(1, 18535160), (2, 9267580), (4, 4633790), (5, 3707032), (7, 2647880), (8, 2316895), (10, 1853516), (14, 1323940), (20, 926758), (28, 661970), (35, 529576), (40, 463379), (53, 349720), (56, 330985), (70, 264788), (106, 174860), (140, 132394), (212, 87430), (265, 69944), (280, 66197), (371, 49960), (424, 43715), (530, 34972), (742, 24980), (1060, 17486), (1249, 14840), (1484, 12490), (1855, 9992), (2120, 8743), (2498, 7420), (2968, 6245), (3710, 4996)]