20265930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1597}}^1$

素因数の和:1660

約数の個数: 64

約数和(自身を含む): 55226880

約数和(自身を除く): 34960950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 135, 141, 235, 270, 282, 423, 470, 705, 846, 1269, 1410, 1597, 2115, 2538, 3194, 4230, 4791, 6345, 7985, 9582, 12690, 14373, 15970, 23955, 28746, 43119, 47910, 71865, 75059, 86238, 143730, 150118, 215595, 225177, 375295, 431190, 450354, 675531, 750590, 1125885, 1351062, 2026593, 2251770, 3377655, 4053186, 6755310, 10132965, 20265930]

約数ペア:

[(1, 20265930), (2, 10132965), (3, 6755310), (5, 4053186), (6, 3377655), (9, 2251770), (10, 2026593), (15, 1351062), (18, 1125885), (27, 750590), (30, 675531), (45, 450354), (47, 431190), (54, 375295), (90, 225177), (94, 215595), (135, 150118), (141, 143730), (235, 86238), (270, 75059), (282, 71865), (423, 47910), (470, 43119), (705, 28746), (846, 23955), (1269, 15970), (1410, 14373), (1597, 12690), (2115, 9582), (2538, 7985), (3194, 6345), (4230, 4791)]