2267980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 5718384

約数和(自身を除く): 3450404

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 61, 65, 110, 122, 130, 143, 169, 220, 244, 260, 286, 305, 338, 572, 610, 671, 676, 715, 793, 845, 1220, 1342, 1430, 1586, 1690, 1859, 2684, 2860, 3172, 3355, 3380, 3718, 3965, 6710, 7436, 7930, 8723, 9295, 10309, 13420, 15860, 17446, 18590, 20618, 34892, 37180, 41236, 43615, 51545, 87230, 103090, 113399, 174460, 206180, 226798, 453596, 566995, 1133990, 2267980]

約数ペア:

[(1, 2267980), (2, 1133990), (4, 566995), (5, 453596), (10, 226798), (11, 206180), (13, 174460), (20, 113399), (22, 103090), (26, 87230), (44, 51545), (52, 43615), (55, 41236), (61, 37180), (65, 34892), (110, 20618), (122, 18590), (130, 17446), (143, 15860), (169, 13420), (220, 10309), (244, 9295), (260, 8723), (286, 7930), (305, 7436), (338, 6710), (572, 3965), (610, 3718), (671, 3380), (676, 3355), (715, 3172), (793, 2860), (845, 2684), (1220, 1859), (1342, 1690), (1430, 1586)]