42401380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:229

約数の個数: 96

約数和(自身を含む): 106686720

約数和(自身を除く): 64285340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 83, 89, 140, 164, 166, 178, 205, 287, 332, 356, 410, 415, 445, 574, 581, 623, 820, 830, 890, 1148, 1162, 1246, 1435, 1660, 1780, 2324, 2492, 2870, 2905, 3115, 3403, 3649, 5740, 5810, 6230, 6806, 7298, 7387, 11620, 12460, 13612, 14596, 14774, 17015, 18245, 23821, 25543, 29548, 34030, 36490, 36935, 47642, 51086, 51709, 68060, 72980, 73870, 95284, 102172, 103418, 119105, 127715, 147740, 206836, 238210, 255430, 258545, 302867, 476420, 510860, 517090, 605734, 1034180, 1211468, 1514335, 2120069, 3028670, 4240138, 6057340, 8480276, 10600345, 21200690, 42401380]

約数ペア:

[(1, 42401380), (2, 21200690), (4, 10600345), (5, 8480276), (7, 6057340), (10, 4240138), (14, 3028670), (20, 2120069), (28, 1514335), (35, 1211468), (41, 1034180), (70, 605734), (82, 517090), (83, 510860), (89, 476420), (140, 302867), (164, 258545), (166, 255430), (178, 238210), (205, 206836), (287, 147740), (332, 127715), (356, 119105), (410, 103418), (415, 102172), (445, 95284), (574, 73870), (581, 72980), (623, 68060), (820, 51709), (830, 51086), (890, 47642), (1148, 36935), (1162, 36490), (1246, 34030), (1435, 29548), (1660, 25543), (1780, 23821), (2324, 18245), (2492, 17015), (2870, 14774), (2905, 14596), (3115, 13612), (3403, 12460), (3649, 11620), (5740, 7387), (5810, 7298), (6230, 6806)]