3171740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1109}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 7832160

約数和(自身を除く): 4660420

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1109, 1430, 2218, 2860, 4436, 5545, 11090, 12199, 14417, 22180, 24398, 28834, 48796, 57668, 60995, 72085, 121990, 144170, 158587, 243980, 288340, 317174, 634348, 792935, 1585870, 3171740]

約数ペア:

[(1, 3171740), (2, 1585870), (4, 792935), (5, 634348), (10, 317174), (11, 288340), (13, 243980), (20, 158587), (22, 144170), (26, 121990), (44, 72085), (52, 60995), (55, 57668), (65, 48796), (110, 28834), (130, 24398), (143, 22180), (220, 14417), (260, 12199), (286, 11090), (572, 5545), (715, 4436), (1109, 2860), (1430, 2218)]