20239301680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{414061}}^1$

素因数の和:414134

約数の個数: 80

約数和(自身を含む): 51754437504

約数和(自身を除く): 31515135824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 940, 1040, 1222, 1880, 2444, 3055, 3760, 4888, 6110, 9776, 12220, 24440, 48880, 414061, 828122, 1656244, 2070305, 3312488, 4140610, 5382793, 6624976, 8281220, 10765586, 16562440, 19460867, 21531172, 26913965, 33124880, 38921734, 43062344, 53827930, 77843468, 86124688, 97304335, 107655860, 155686936, 194608670, 215311720, 252991271, 311373872, 389217340, 430623440, 505982542, 778434680, 1011965084, 1264956355, 1556869360, 2023930168, 2529912710, 4047860336, 5059825420, 10119650840, 20239301680]

約数ペア:

[(1, 20239301680), (2, 10119650840), (4, 5059825420), (5, 4047860336), (8, 2529912710), (10, 2023930168), (13, 1556869360), (16, 1264956355), (20, 1011965084), (26, 778434680), (40, 505982542), (47, 430623440), (52, 389217340), (65, 311373872), (80, 252991271), (94, 215311720), (104, 194608670), (130, 155686936), (188, 107655860), (208, 97304335), (235, 86124688), (260, 77843468), (376, 53827930), (470, 43062344), (520, 38921734), (611, 33124880), (752, 26913965), (940, 21531172), (1040, 19460867), (1222, 16562440), (1880, 10765586), (2444, 8281220), (3055, 6624976), (3760, 5382793), (4888, 4140610), (6110, 3312488), (9776, 2070305), (12220, 1656244), (24440, 828122), (48880, 414061)]