17103940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 43206912

約数和(自身を除く): 26102972

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, 563, 620, 868, 980, 1085, 1126, 1519, 2170, 2252, 2815, 3038, 3941, 4340, 5630, 6076, 7595, 7882, 11260, 15190, 15764, 17453, 19705, 27587, 30380, 34906, 39410, 55174, 69812, 78820, 87265, 110348, 122171, 137935, 174530, 244342, 275870, 349060, 488684, 551740, 610855, 855197, 1221710, 1710394, 2443420, 3420788, 4275985, 8551970, 17103940]

約数ペア:

[(1, 17103940), (2, 8551970), (4, 4275985), (5, 3420788), (7, 2443420), (10, 1710394), (14, 1221710), (20, 855197), (28, 610855), (31, 551740), (35, 488684), (49, 349060), (62, 275870), (70, 244342), (98, 174530), (124, 137935), (140, 122171), (155, 110348), (196, 87265), (217, 78820), (245, 69812), (310, 55174), (434, 39410), (490, 34906), (563, 30380), (620, 27587), (868, 19705), (980, 17453), (1085, 15764), (1126, 15190), (1519, 11260), (2170, 7882), (2252, 7595), (2815, 6076), (3038, 5630), (3941, 4340)]