40300020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{929}}^1$

素因数の和:1185

約数の個数: 72

約数和(自身を含む): 122882760

約数和(自身を除く): 82582740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 241, 482, 723, 929, 964, 1205, 1446, 1858, 2169, 2410, 2787, 2892, 3615, 3716, 4338, 4645, 4820, 5574, 7230, 8361, 8676, 9290, 10845, 11148, 13935, 14460, 16722, 18580, 21690, 27870, 33444, 41805, 43380, 55740, 83610, 167220, 223889, 447778, 671667, 895556, 1119445, 1343334, 2015001, 2238890, 2686668, 3358335, 4030002, 4477780, 6716670, 8060004, 10075005, 13433340, 20150010, 40300020]

約数ペア:

[(1, 40300020), (2, 20150010), (3, 13433340), (4, 10075005), (5, 8060004), (6, 6716670), (9, 4477780), (10, 4030002), (12, 3358335), (15, 2686668), (18, 2238890), (20, 2015001), (30, 1343334), (36, 1119445), (45, 895556), (60, 671667), (90, 447778), (180, 223889), (241, 167220), (482, 83610), (723, 55740), (929, 43380), (964, 41805), (1205, 33444), (1446, 27870), (1858, 21690), (2169, 18580), (2410, 16722), (2787, 14460), (2892, 13935), (3615, 11148), (3716, 10845), (4338, 9290), (4645, 8676), (4820, 8361), (5574, 7230)]