39447980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1061}}^1$

素因数の和:1107

約数の個数: 72

約数和(自身を含む): 97950384

約数和(自身を除く): 58502404

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 676, 715, 845, 1061, 1430, 1690, 1859, 2122, 2860, 3380, 3718, 4244, 5305, 7436, 9295, 10610, 11671, 13793, 18590, 21220, 23342, 27586, 37180, 46684, 55172, 58355, 68965, 116710, 137930, 151723, 179309, 233420, 275860, 303446, 358618, 606892, 717236, 758615, 896545, 1517230, 1793090, 1972399, 3034460, 3586180, 3944798, 7889596, 9861995, 19723990, 39447980]

約数ペア:

[(1, 39447980), (2, 19723990), (4, 9861995), (5, 7889596), (10, 3944798), (11, 3586180), (13, 3034460), (20, 1972399), (22, 1793090), (26, 1517230), (44, 896545), (52, 758615), (55, 717236), (65, 606892), (110, 358618), (130, 303446), (143, 275860), (169, 233420), (220, 179309), (260, 151723), (286, 137930), (338, 116710), (572, 68965), (676, 58355), (715, 55172), (845, 46684), (1061, 37180), (1430, 27586), (1690, 23342), (1859, 21220), (2122, 18590), (2860, 13793), (3380, 11671), (3718, 10610), (4244, 9295), (5305, 7436)]