1788892820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20177}}^1$

素因数の和:20241

約数の個数: 96

約数和(自身を含む): 4556030976

約数和(自身を除く): 2767138156

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 52, 55, 62, 65, 110, 124, 130, 143, 155, 220, 260, 286, 310, 341, 403, 572, 620, 682, 715, 806, 1364, 1430, 1612, 1705, 2015, 2860, 3410, 4030, 4433, 6820, 8060, 8866, 17732, 20177, 22165, 40354, 44330, 80708, 88660, 100885, 201770, 221947, 262301, 403540, 443894, 524602, 625487, 887788, 1049204, 1109735, 1250974, 1311505, 2219470, 2501948, 2623010, 2885311, 3127435, 4438940, 5246020, 5770622, 6254870, 6880357, 8131331, 11541244, 12509740, 13760714, 14426555, 16262662, 27521428, 28853110, 32525324, 34401785, 40656655, 57706220, 68803570, 81313310, 89444641, 137607140, 162626620, 178889282, 357778564, 447223205, 894446410, 1788892820]

約数ペア:

[(1, 1788892820), (2, 894446410), (4, 447223205), (5, 357778564), (10, 178889282), (11, 162626620), (13, 137607140), (20, 89444641), (22, 81313310), (26, 68803570), (31, 57706220), (44, 40656655), (52, 34401785), (55, 32525324), (62, 28853110), (65, 27521428), (110, 16262662), (124, 14426555), (130, 13760714), (143, 12509740), (155, 11541244), (220, 8131331), (260, 6880357), (286, 6254870), (310, 5770622), (341, 5246020), (403, 4438940), (572, 3127435), (620, 2885311), (682, 2623010), (715, 2501948), (806, 2219470), (1364, 1311505), (1430, 1250974), (1612, 1109735), (1705, 1049204), (2015, 887788), (2860, 625487), (3410, 524602), (4030, 443894), (4433, 403540), (6820, 262301), (8060, 221947), (8866, 201770), (17732, 100885), (20177, 88660), (22165, 80708), (40354, 44330)]