127143380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{69859}}^1$

素因数の和:69888

約数の個数: 48

約数和(自身を含む): 328621440

約数和(自身を除く): 201478060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 69859, 139718, 279436, 349295, 489013, 698590, 908167, 978026, 1397180, 1816334, 1956052, 2445065, 3632668, 4540835, 4890130, 6357169, 9081670, 9780260, 12714338, 18163340, 25428676, 31785845, 63571690, 127143380]

約数ペア:

[(1, 127143380), (2, 63571690), (4, 31785845), (5, 25428676), (7, 18163340), (10, 12714338), (13, 9780260), (14, 9081670), (20, 6357169), (26, 4890130), (28, 4540835), (35, 3632668), (52, 2445065), (65, 1956052), (70, 1816334), (91, 1397180), (130, 978026), (140, 908167), (182, 698590), (260, 489013), (364, 349295), (455, 279436), (910, 139718), (1820, 69859)]