2017768060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{187177}}^1$

素因数の和:187211

約数の個数: 72

約数和(自身を含む): 5377249584

約数和(自身を除く): 3359481524

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 187177, 374354, 748708, 935885, 1310239, 1871770, 2058947, 2620478, 3743540, 4117894, 5240956, 6551195, 8235788, 9171673, 10294735, 13102390, 14412629, 18343346, 20589470, 26204780, 28825258, 36686692, 41178940, 45858365, 57650516, 72063145, 91716730, 100888403, 144126290, 183433460, 201776806, 288252580, 403553612, 504442015, 1008884030, 2017768060]

約数ペア:

[(1, 2017768060), (2, 1008884030), (4, 504442015), (5, 403553612), (7, 288252580), (10, 201776806), (11, 183433460), (14, 144126290), (20, 100888403), (22, 91716730), (28, 72063145), (35, 57650516), (44, 45858365), (49, 41178940), (55, 36686692), (70, 28825258), (77, 26204780), (98, 20589470), (110, 18343346), (140, 14412629), (154, 13102390), (196, 10294735), (220, 9171673), (245, 8235788), (308, 6551195), (385, 5240956), (490, 4117894), (539, 3743540), (770, 2620478), (980, 2058947), (1078, 1871770), (1540, 1310239), (2156, 935885), (2695, 748708), (5390, 374354), (10780, 187177)]