86780940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{19813}}^1$

素因数の和:19898

約数の個数: 48

約数和(自身を含む): 246327648

約数和(自身を除く): 159546708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 19813, 39626, 59439, 79252, 99065, 118878, 198130, 237756, 297195, 396260, 594390, 1188780, 1446349, 2892698, 4339047, 5785396, 7231745, 8678094, 14463490, 17356188, 21695235, 28926980, 43390470, 86780940]

約数ペア:

[(1, 86780940), (2, 43390470), (3, 28926980), (4, 21695235), (5, 17356188), (6, 14463490), (10, 8678094), (12, 7231745), (15, 5785396), (20, 4339047), (30, 2892698), (60, 1446349), (73, 1188780), (146, 594390), (219, 396260), (292, 297195), (365, 237756), (438, 198130), (730, 118878), (876, 99065), (1095, 79252), (1460, 59439), (2190, 39626), (4380, 19813)]