8395280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6173}}^1$

素因数の和:6203

約数の個数: 40

約数和(自身を含む): 20670552

約数和(自身を除く): 12275272

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 6173, 12346, 24692, 30865, 49384, 61730, 98768, 104941, 123460, 209882, 246920, 419764, 493840, 524705, 839528, 1049410, 1679056, 2098820, 4197640, 8395280]

約数ペア:

[(1, 8395280), (2, 4197640), (4, 2098820), (5, 1679056), (8, 1049410), (10, 839528), (16, 524705), (17, 493840), (20, 419764), (34, 246920), (40, 209882), (68, 123460), (80, 104941), (85, 98768), (136, 61730), (170, 49384), (272, 30865), (340, 24692), (680, 12346), (1360, 6173)]