2019969640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1709}}^1\times {\mathrm{2273}}^1$

素因数の和:4006

約数の個数: 64

約数和(自身を含む): 4899560400

約数和(自身を除く): 2879590760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1709, 2273, 3418, 4546, 6836, 8545, 9092, 11365, 13672, 17090, 18184, 22217, 22730, 29549, 34180, 44434, 45460, 59098, 68360, 88868, 90920, 111085, 118196, 147745, 177736, 222170, 236392, 295490, 444340, 590980, 888680, 1181960, 3884557, 7769114, 15538228, 19422785, 31076456, 38845570, 50499241, 77691140, 100998482, 155382280, 201996964, 252496205, 403993928, 504992410, 1009984820, 2019969640]

約数ペア:

[(1, 2019969640), (2, 1009984820), (4, 504992410), (5, 403993928), (8, 252496205), (10, 201996964), (13, 155382280), (20, 100998482), (26, 77691140), (40, 50499241), (52, 38845570), (65, 31076456), (104, 19422785), (130, 15538228), (260, 7769114), (520, 3884557), (1709, 1181960), (2273, 888680), (3418, 590980), (4546, 444340), (6836, 295490), (8545, 236392), (9092, 222170), (11365, 177736), (13672, 147745), (17090, 118196), (18184, 111085), (22217, 90920), (22730, 88868), (29549, 68360), (34180, 59098), (44434, 45460)]