1993845840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1186813}}^1$

素因数の和:1186836

約数の個数: 80

約数和(自身を含む): 7063916928

約数和(自身を除く): 5070071088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 1186813, 2373626, 3560439, 4747252, 5934065, 7120878, 8307691, 9494504, 11868130, 14241756, 16615382, 17802195, 18989008, 23736260, 24923073, 28483512, 33230764, 35604390, 41538455, 47472520, 49846146, 56967024, 66461528, 71208780, 83076910, 94945040, 99692292, 124615365, 132923056, 142417560, 166153820, 199384584, 249230730, 284835120, 332307640, 398769168, 498461460, 664615280, 996922920, 1993845840]

約数ペア:

[(1, 1993845840), (2, 996922920), (3, 664615280), (4, 498461460), (5, 398769168), (6, 332307640), (7, 284835120), (8, 249230730), (10, 199384584), (12, 166153820), (14, 142417560), (15, 132923056), (16, 124615365), (20, 99692292), (21, 94945040), (24, 83076910), (28, 71208780), (30, 66461528), (35, 56967024), (40, 49846146), (42, 47472520), (48, 41538455), (56, 35604390), (60, 33230764), (70, 28483512), (80, 24923073), (84, 23736260), (105, 18989008), (112, 17802195), (120, 16615382), (140, 14241756), (168, 11868130), (210, 9494504), (240, 8307691), (280, 7120878), (336, 5934065), (420, 4747252), (560, 3560439), (840, 2373626), (1680, 1186813)]