199184440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{54721}}^1$

素因数の和:54752

約数の個数: 64

約数和(自身を含む): 551597760

約数和(自身を除く): 352413320

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, 54721, 109442, 218884, 273605, 383047, 437768, 547210, 711373, 766094, 1094420, 1422746, 1532188, 1915235, 2188840, 2845492, 3064376, 3556865, 3830470, 4979611, 5690984, 7113730, 7660940, 9959222, 14227460, 15321880, 19918444, 24898055, 28454920, 39836888, 49796110, 99592220, 199184440]

約数ペア:

[(1, 199184440), (2, 99592220), (4, 49796110), (5, 39836888), (7, 28454920), (8, 24898055), (10, 19918444), (13, 15321880), (14, 14227460), (20, 9959222), (26, 7660940), (28, 7113730), (35, 5690984), (40, 4979611), (52, 3830470), (56, 3556865), (65, 3064376), (70, 2845492), (91, 2188840), (104, 1915235), (130, 1532188), (140, 1422746), (182, 1094420), (260, 766094), (280, 711373), (364, 547210), (455, 437768), (520, 383047), (728, 273605), (910, 218884), (1820, 109442), (3640, 54721)]