40244880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12899}}^1$

素因数の和:12928

約数の個数: 80

約数和(自身を含む): 134366400

約数和(自身を除く): 94121520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 12899, 25798, 38697, 51596, 64495, 77394, 103192, 128990, 154788, 167687, 193485, 206384, 257980, 309576, 335374, 386970, 503061, 515960, 619152, 670748, 773940, 838435, 1006122, 1031920, 1341496, 1547880, 1676870, 2012244, 2515305, 2682992, 3095760, 3353740, 4024488, 5030610, 6707480, 8048976, 10061220, 13414960, 20122440, 40244880]

約数ペア:

[(1, 40244880), (2, 20122440), (3, 13414960), (4, 10061220), (5, 8048976), (6, 6707480), (8, 5030610), (10, 4024488), (12, 3353740), (13, 3095760), (15, 2682992), (16, 2515305), (20, 2012244), (24, 1676870), (26, 1547880), (30, 1341496), (39, 1031920), (40, 1006122), (48, 838435), (52, 773940), (60, 670748), (65, 619152), (78, 515960), (80, 503061), (104, 386970), (120, 335374), (130, 309576), (156, 257980), (195, 206384), (208, 193485), (240, 167687), (260, 154788), (312, 128990), (390, 103192), (520, 77394), (624, 64495), (780, 51596), (1040, 38697), (1560, 25798), (3120, 12899)]