870845780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{1181}}^1$

素因数の和:1449

約数の個数: 96

約数和(自身を含む): 2192279040

約数和(自身を除く): 1321433260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 229, 230, 322, 458, 460, 644, 805, 916, 1145, 1181, 1603, 1610, 2290, 2362, 3206, 3220, 4580, 4724, 5267, 5905, 6412, 8015, 8267, 10534, 11810, 16030, 16534, 21068, 23620, 26335, 27163, 32060, 33068, 36869, 41335, 52670, 54326, 73738, 82670, 105340, 108652, 135815, 147476, 165340, 184345, 190141, 270449, 271630, 368690, 380282, 540898, 543260, 737380, 760564, 950705, 1081796, 1352245, 1893143, 1901410, 2704490, 3786286, 3802820, 5408980, 6220327, 7572572, 9465715, 12440654, 18931430, 24881308, 31101635, 37862860, 43542289, 62203270, 87084578, 124406540, 174169156, 217711445, 435422890, 870845780]

約数ペア:

[(1, 870845780), (2, 435422890), (4, 217711445), (5, 174169156), (7, 124406540), (10, 87084578), (14, 62203270), (20, 43542289), (23, 37862860), (28, 31101635), (35, 24881308), (46, 18931430), (70, 12440654), (92, 9465715), (115, 7572572), (140, 6220327), (161, 5408980), (229, 3802820), (230, 3786286), (322, 2704490), (458, 1901410), (460, 1893143), (644, 1352245), (805, 1081796), (916, 950705), (1145, 760564), (1181, 737380), (1603, 543260), (1610, 540898), (2290, 380282), (2362, 368690), (3206, 271630), (3220, 270449), (4580, 190141), (4724, 184345), (5267, 165340), (5905, 147476), (6412, 135815), (8015, 108652), (8267, 105340), (10534, 82670), (11810, 73738), (16030, 54326), (16534, 52670), (21068, 41335), (23620, 36869), (26335, 33068), (27163, 32060)]