40312680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17681}}^1$

素因数の和:17714

約数の個数: 64

約数和(自身を含む): 127310400

約数和(自身を除く): 86997720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 17681, 35362, 53043, 70724, 88405, 106086, 141448, 176810, 212172, 265215, 335939, 353620, 424344, 530430, 671878, 707240, 1007817, 1060860, 1343756, 1679695, 2015634, 2121720, 2687512, 3359390, 4031268, 5039085, 6718780, 8062536, 10078170, 13437560, 20156340, 40312680]

約数ペア:

[(1, 40312680), (2, 20156340), (3, 13437560), (4, 10078170), (5, 8062536), (6, 6718780), (8, 5039085), (10, 4031268), (12, 3359390), (15, 2687512), (19, 2121720), (20, 2015634), (24, 1679695), (30, 1343756), (38, 1060860), (40, 1007817), (57, 707240), (60, 671878), (76, 530430), (95, 424344), (114, 353620), (120, 335939), (152, 265215), (190, 212172), (228, 176810), (285, 141448), (380, 106086), (456, 88405), (570, 70724), (760, 53043), (1140, 35362), (2280, 17681)]