2980408040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4382953}}^1$

素因数の和:4382981

約数の個数: 32

約数和(自身を含む): 7100385480

約数和(自身を除く): 4119977440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 4382953, 8765906, 17531812, 21914765, 35063624, 43829530, 74510201, 87659060, 149020402, 175318120, 298040804, 372551005, 596081608, 745102010, 1490204020, 2980408040]

約数ペア:

[(1, 2980408040), (2, 1490204020), (4, 745102010), (5, 596081608), (8, 372551005), (10, 298040804), (17, 175318120), (20, 149020402), (34, 87659060), (40, 74510201), (68, 43829530), (85, 35063624), (136, 21914765), (170, 17531812), (340, 8765906), (680, 4382953)]