18807665880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1983931}}^1$

素因数の和:1984024

約数の個数: 64

約数和(自身を含む): 57137241600

約数和(自身を除く): 38329575720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 9480, 1983931, 3967862, 5951793, 7935724, 9919655, 11903586, 15871448, 19839310, 23807172, 29758965, 39678620, 47614344, 59517930, 79357240, 119035860, 156730549, 238071720, 313461098, 470191647, 626922196, 783652745, 940383294, 1253844392, 1567305490, 1880766588, 2350958235, 3134610980, 3761533176, 4701916470, 6269221960, 9403832940, 18807665880]

約数ペア:

[(1, 18807665880), (2, 9403832940), (3, 6269221960), (4, 4701916470), (5, 3761533176), (6, 3134610980), (8, 2350958235), (10, 1880766588), (12, 1567305490), (15, 1253844392), (20, 940383294), (24, 783652745), (30, 626922196), (40, 470191647), (60, 313461098), (79, 238071720), (120, 156730549), (158, 119035860), (237, 79357240), (316, 59517930), (395, 47614344), (474, 39678620), (632, 29758965), (790, 23807172), (948, 19839310), (1185, 15871448), (1580, 11903586), (1896, 9919655), (2370, 7935724), (3160, 5951793), (4740, 3967862), (9480, 1983931)]