31341260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1231}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 70371840

約数和(自身を除く): 39030580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 1231, 1273, 1340, 2462, 2546, 4924, 5092, 6155, 6365, 12310, 12730, 23389, 24620, 25460, 46778, 82477, 93556, 116945, 164954, 233890, 329908, 412385, 467780, 824770, 1567063, 1649540, 3134126, 6268252, 7835315, 15670630, 31341260]

約数ペア:

[(1, 31341260), (2, 15670630), (4, 7835315), (5, 6268252), (10, 3134126), (19, 1649540), (20, 1567063), (38, 824770), (67, 467780), (76, 412385), (95, 329908), (134, 233890), (190, 164954), (268, 116945), (335, 93556), (380, 82477), (670, 46778), (1231, 25460), (1273, 24620), (1340, 23389), (2462, 12730), (2546, 12310), (4924, 6365), (5092, 6155)]