421653020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:435

約数の個数: 96

約数和(自身を含む): 961873920

約数和(自身を除く): 540220900

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 79, 82, 92, 115, 158, 164, 205, 230, 283, 316, 395, 410, 460, 566, 790, 820, 943, 1132, 1415, 1580, 1817, 1886, 2830, 3239, 3634, 3772, 4715, 5660, 6478, 6509, 7268, 9085, 9430, 11603, 12956, 13018, 16195, 18170, 18860, 22357, 23206, 26036, 32390, 32545, 36340, 44714, 46412, 58015, 64780, 65090, 74497, 89428, 111785, 116030, 130180, 148994, 223570, 232060, 266869, 297988, 372485, 447140, 514211, 533738, 744970, 916637, 1028422, 1067476, 1334345, 1489940, 1833274, 2056844, 2571055, 2668690, 3666548, 4583185, 5142110, 5337380, 9166370, 10284220, 18332740, 21082651, 42165302, 84330604, 105413255, 210826510, 421653020]

約数ペア:

[(1, 421653020), (2, 210826510), (4, 105413255), (5, 84330604), (10, 42165302), (20, 21082651), (23, 18332740), (41, 10284220), (46, 9166370), (79, 5337380), (82, 5142110), (92, 4583185), (115, 3666548), (158, 2668690), (164, 2571055), (205, 2056844), (230, 1833274), (283, 1489940), (316, 1334345), (395, 1067476), (410, 1028422), (460, 916637), (566, 744970), (790, 533738), (820, 514211), (943, 447140), (1132, 372485), (1415, 297988), (1580, 266869), (1817, 232060), (1886, 223570), (2830, 148994), (3239, 130180), (3634, 116030), (3772, 111785), (4715, 89428), (5660, 74497), (6478, 65090), (6509, 64780), (7268, 58015), (9085, 46412), (9430, 44714), (11603, 36340), (12956, 32545), (13018, 32390), (16195, 26036), (18170, 23206), (18860, 22357)]