2491160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:97

約数の個数: 96

約数和(自身を含む): 6894720

約数和(自身を除く): 4403560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 41, 49, 56, 62, 70, 82, 98, 124, 140, 155, 164, 196, 205, 217, 245, 248, 280, 287, 310, 328, 392, 410, 434, 490, 574, 620, 820, 868, 980, 1085, 1148, 1240, 1271, 1435, 1519, 1640, 1736, 1960, 2009, 2170, 2296, 2542, 2870, 3038, 4018, 4340, 5084, 5740, 6076, 6355, 7595, 8036, 8680, 8897, 10045, 10168, 11480, 12152, 12710, 15190, 16072, 17794, 20090, 25420, 30380, 35588, 40180, 44485, 50840, 60760, 62279, 71176, 80360, 88970, 124558, 177940, 249116, 311395, 355880, 498232, 622790, 1245580, 2491160]

約数ペア:

[(1, 2491160), (2, 1245580), (4, 622790), (5, 498232), (7, 355880), (8, 311395), (10, 249116), (14, 177940), (20, 124558), (28, 88970), (31, 80360), (35, 71176), (40, 62279), (41, 60760), (49, 50840), (56, 44485), (62, 40180), (70, 35588), (82, 30380), (98, 25420), (124, 20090), (140, 17794), (155, 16072), (164, 15190), (196, 12710), (205, 12152), (217, 11480), (245, 10168), (248, 10045), (280, 8897), (287, 8680), (310, 8036), (328, 7595), (392, 6355), (410, 6076), (434, 5740), (490, 5084), (574, 4340), (620, 4018), (820, 3038), (868, 2870), (980, 2542), (1085, 2296), (1148, 2170), (1240, 2009), (1271, 1960), (1435, 1736), (1519, 1640)]