17286220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 43666560

約数和(自身を除く): 26380340

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, 569, 620, 868, 980, 1085, 1138, 1519, 2170, 2276, 2845, 3038, 3983, 4340, 5690, 6076, 7595, 7966, 11380, 15190, 15932, 17639, 19915, 27881, 30380, 35278, 39830, 55762, 70556, 79660, 88195, 111524, 123473, 139405, 176390, 246946, 278810, 352780, 493892, 557620, 617365, 864311, 1234730, 1728622, 2469460, 3457244, 4321555, 8643110, 17286220]

約数ペア:

[(1, 17286220), (2, 8643110), (4, 4321555), (5, 3457244), (7, 2469460), (10, 1728622), (14, 1234730), (20, 864311), (28, 617365), (31, 557620), (35, 493892), (49, 352780), (62, 278810), (70, 246946), (98, 176390), (124, 139405), (140, 123473), (155, 111524), (196, 88195), (217, 79660), (245, 70556), (310, 55762), (434, 39830), (490, 35278), (569, 30380), (620, 27881), (868, 19915), (980, 17639), (1085, 15932), (1138, 15190), (1519, 11380), (2170, 7966), (2276, 7595), (2845, 6076), (3038, 5690), (3983, 4340)]