27200840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 64152000

約数和(自身を除く): 36951160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 131, 145, 179, 232, 262, 290, 358, 524, 580, 655, 716, 895, 1048, 1160, 1310, 1432, 1790, 2620, 3580, 3799, 5191, 5240, 7160, 7598, 10382, 15196, 18995, 20764, 23449, 25955, 30392, 37990, 41528, 46898, 51910, 75980, 93796, 103820, 117245, 151960, 187592, 207640, 234490, 468980, 680021, 937960, 1360042, 2720084, 3400105, 5440168, 6800210, 13600420, 27200840]

約数ペア:

[(1, 27200840), (2, 13600420), (4, 6800210), (5, 5440168), (8, 3400105), (10, 2720084), (20, 1360042), (29, 937960), (40, 680021), (58, 468980), (116, 234490), (131, 207640), (145, 187592), (179, 151960), (232, 117245), (262, 103820), (290, 93796), (358, 75980), (524, 51910), (580, 46898), (655, 41528), (716, 37990), (895, 30392), (1048, 25955), (1160, 23449), (1310, 20764), (1432, 18995), (1790, 15196), (2620, 10382), (3580, 7598), (3799, 7160), (5191, 5240)]