24941980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:875

約数の個数: 72

約数和(自身を含む): 62971776

約数和(自身を除く): 38029796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 821, 868, 980, 1085, 1519, 1642, 2170, 3038, 3284, 4105, 4340, 5747, 6076, 7595, 8210, 11494, 15190, 16420, 22988, 25451, 28735, 30380, 40229, 50902, 57470, 80458, 101804, 114940, 127255, 160916, 178157, 201145, 254510, 356314, 402290, 509020, 712628, 804580, 890785, 1247099, 1781570, 2494198, 3563140, 4988396, 6235495, 12470990, 24941980]

約数ペア:

[(1, 24941980), (2, 12470990), (4, 6235495), (5, 4988396), (7, 3563140), (10, 2494198), (14, 1781570), (20, 1247099), (28, 890785), (31, 804580), (35, 712628), (49, 509020), (62, 402290), (70, 356314), (98, 254510), (124, 201145), (140, 178157), (155, 160916), (196, 127255), (217, 114940), (245, 101804), (310, 80458), (434, 57470), (490, 50902), (620, 40229), (821, 30380), (868, 28735), (980, 25451), (1085, 22988), (1519, 16420), (1642, 15190), (2170, 11494), (3038, 8210), (3284, 7595), (4105, 6076), (4340, 5747)]