19474140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 62899200

約数和(自身を除く): 43425060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 199, 210, 233, 398, 420, 466, 597, 699, 796, 932, 995, 1165, 1194, 1393, 1398, 1631, 1990, 2330, 2388, 2786, 2796, 2985, 3262, 3495, 3980, 4179, 4660, 4893, 5572, 5970, 6524, 6965, 6990, 8155, 8358, 9786, 11940, 13930, 13980, 16310, 16716, 19572, 20895, 24465, 27860, 32620, 41790, 46367, 48930, 83580, 92734, 97860, 139101, 185468, 231835, 278202, 324569, 463670, 556404, 649138, 695505, 927340, 973707, 1298276, 1391010, 1622845, 1947414, 2782020, 3245690, 3894828, 4868535, 6491380, 9737070, 19474140]

約数ペア:

[(1, 19474140), (2, 9737070), (3, 6491380), (4, 4868535), (5, 3894828), (6, 3245690), (7, 2782020), (10, 1947414), (12, 1622845), (14, 1391010), (15, 1298276), (20, 973707), (21, 927340), (28, 695505), (30, 649138), (35, 556404), (42, 463670), (60, 324569), (70, 278202), (84, 231835), (105, 185468), (140, 139101), (199, 97860), (210, 92734), (233, 83580), (398, 48930), (420, 46367), (466, 41790), (597, 32620), (699, 27860), (796, 24465), (932, 20895), (995, 19572), (1165, 16716), (1194, 16310), (1393, 13980), (1398, 13930), (1631, 11940), (1990, 9786), (2330, 8358), (2388, 8155), (2786, 6990), (2796, 6965), (2985, 6524), (3262, 5970), (3495, 5572), (3980, 4893), (4179, 4660)]