1283340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 3655008

約数和(自身を除く): 2371668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 293, 365, 438, 586, 730, 876, 879, 1095, 1172, 1460, 1465, 1758, 2190, 2930, 3516, 4380, 4395, 5860, 8790, 17580, 21389, 42778, 64167, 85556, 106945, 128334, 213890, 256668, 320835, 427780, 641670, 1283340]

約数ペア:

[(1, 1283340), (2, 641670), (3, 427780), (4, 320835), (5, 256668), (6, 213890), (10, 128334), (12, 106945), (15, 85556), (20, 64167), (30, 42778), (60, 21389), (73, 17580), (146, 8790), (219, 5860), (292, 4395), (293, 4380), (365, 3516), (438, 2930), (586, 2190), (730, 1758), (876, 1465), (879, 1460), (1095, 1172)]