2987777686660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{410453}}^1\times {\mathrm{27997}}^1$

素因数の和:438472

約数の個数: 48

約数和(自身を含む): 6757231962096

約数和(自身を除く): 3769454275436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 27997, 55994, 111988, 139985, 279970, 363961, 410453, 559940, 727922, 820906, 1455844, 1641812, 1819805, 2052265, 3639610, 4104530, 5335889, 7279220, 8209060, 10671778, 21343556, 26679445, 53358890, 106717780, 11491452641, 22982905282, 45965810564, 57457263205, 114914526410, 149388884333, 229829052820, 298777768666, 597555537332, 746944421665, 1493888843330, 2987777686660]

約数ペア:

[(1, 2987777686660), (2, 1493888843330), (4, 746944421665), (5, 597555537332), (10, 298777768666), (13, 229829052820), (20, 149388884333), (26, 114914526410), (52, 57457263205), (65, 45965810564), (130, 22982905282), (260, 11491452641), (27997, 106717780), (55994, 53358890), (111988, 26679445), (139985, 21343556), (279970, 10671778), (363961, 8209060), (410453, 7279220), (559940, 5335889), (727922, 4104530), (820906, 3639610), (1455844, 2052265), (1641812, 1819805)]