2489667040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71707}}^1$

素因数の和:71760

約数の個数: 96

約数和(自身を含む): 6939039744

約数和(自身を除く): 4449372704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 2170, 2480, 3472, 4340, 4960, 6944, 8680, 17360, 34720, 71707, 143414, 286828, 358535, 501949, 573656, 717070, 1003898, 1147312, 1434140, 2007796, 2222917, 2294624, 2509745, 2868280, 4015592, 4445834, 5019490, 5736560, 8031184, 8891668, 10038980, 11114585, 11473120, 15560419, 16062368, 17783336, 20077960, 22229170, 31120838, 35566672, 40155920, 44458340, 62241676, 71133344, 77802095, 80311840, 88916680, 124483352, 155604190, 177833360, 248966704, 311208380, 355666720, 497933408, 622416760, 1244833520, 2489667040]

約数ペア:

[(1, 2489667040), (2, 1244833520), (4, 622416760), (5, 497933408), (7, 355666720), (8, 311208380), (10, 248966704), (14, 177833360), (16, 155604190), (20, 124483352), (28, 88916680), (31, 80311840), (32, 77802095), (35, 71133344), (40, 62241676), (56, 44458340), (62, 40155920), (70, 35566672), (80, 31120838), (112, 22229170), (124, 20077960), (140, 17783336), (155, 16062368), (160, 15560419), (217, 11473120), (224, 11114585), (248, 10038980), (280, 8891668), (310, 8031184), (434, 5736560), (496, 5019490), (560, 4445834), (620, 4015592), (868, 2868280), (992, 2509745), (1085, 2294624), (1120, 2222917), (1240, 2007796), (1736, 1434140), (2170, 1147312), (2480, 1003898), (3472, 717070), (4340, 573656), (4960, 501949), (6944, 358535), (8680, 286828), (17360, 143414), (34720, 71707)]