4920457640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{9293}}^1$

素因数の和:9403

約数の個数: 128

約数和(自身を含む): 13276293120

約数和(自身を除く): 8355835480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 61, 62, 70, 122, 124, 140, 155, 217, 244, 248, 280, 305, 310, 427, 434, 488, 610, 620, 854, 868, 1085, 1220, 1240, 1708, 1736, 1891, 2135, 2170, 2440, 3416, 3782, 4270, 4340, 7564, 8540, 8680, 9293, 9455, 13237, 15128, 17080, 18586, 18910, 26474, 37172, 37820, 46465, 52948, 65051, 66185, 74344, 75640, 92930, 105896, 130102, 132370, 185860, 260204, 264740, 288083, 325255, 371720, 520408, 529480, 566873, 576166, 650510, 1133746, 1152332, 1301020, 1440415, 2016581, 2267492, 2304664, 2602040, 2834365, 2880830, 3968111, 4033162, 4534984, 5668730, 5761660, 7936222, 8066324, 10082905, 11337460, 11523320, 15872444, 16132648, 17573063, 19840555, 20165810, 22674920, 31744888, 35146126, 39681110, 40331620, 70292252, 79362220, 80663240, 87865315, 123011441, 140584504, 158724440, 175730630, 246022882, 351461260, 492045764, 615057205, 702922520, 984091528, 1230114410, 2460228820, 4920457640]

約数ペア:

[(1, 4920457640), (2, 2460228820), (4, 1230114410), (5, 984091528), (7, 702922520), (8, 615057205), (10, 492045764), (14, 351461260), (20, 246022882), (28, 175730630), (31, 158724440), (35, 140584504), (40, 123011441), (56, 87865315), (61, 80663240), (62, 79362220), (70, 70292252), (122, 40331620), (124, 39681110), (140, 35146126), (155, 31744888), (217, 22674920), (244, 20165810), (248, 19840555), (280, 17573063), (305, 16132648), (310, 15872444), (427, 11523320), (434, 11337460), (488, 10082905), (610, 8066324), (620, 7936222), (854, 5761660), (868, 5668730), (1085, 4534984), (1220, 4033162), (1240, 3968111), (1708, 2880830), (1736, 2834365), (1891, 2602040), (2135, 2304664), (2170, 2267492), (2440, 2016581), (3416, 1440415), (3782, 1301020), (4270, 1152332), (4340, 1133746), (7564, 650510), (8540, 576166), (8680, 566873), (9293, 529480), (9455, 520408), (13237, 371720), (15128, 325255), (17080, 288083), (18586, 264740), (18910, 260204), (26474, 185860), (37172, 132370), (37820, 130102), (46465, 105896), (52948, 92930), (65051, 75640), (66185, 74344)]