18923640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5087}}^1$

素因数の和:5132

約数の個数: 64

約数和(自身を含む): 58613760

約数和(自身を除く): 39690120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 5087, 10174, 15261, 20348, 25435, 30522, 40696, 50870, 61044, 76305, 101740, 122088, 152610, 157697, 203480, 305220, 315394, 473091, 610440, 630788, 788485, 946182, 1261576, 1576970, 1892364, 2365455, 3153940, 3784728, 4730910, 6307880, 9461820, 18923640]

約数ペア:

[(1, 18923640), (2, 9461820), (3, 6307880), (4, 4730910), (5, 3784728), (6, 3153940), (8, 2365455), (10, 1892364), (12, 1576970), (15, 1261576), (20, 946182), (24, 788485), (30, 630788), (31, 610440), (40, 473091), (60, 315394), (62, 305220), (93, 203480), (120, 157697), (124, 152610), (155, 122088), (186, 101740), (248, 76305), (310, 61044), (372, 50870), (465, 40696), (620, 30522), (744, 25435), (930, 20348), (1240, 15261), (1860, 10174), (3720, 5087)]