18560940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:647

約数の個数: 96

約数和(自身を含む): 56899584

約数和(自身を除く): 38338644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 465, 510, 527, 587, 620, 930, 1020, 1054, 1174, 1581, 1761, 1860, 2108, 2348, 2635, 2935, 3162, 3522, 5270, 5870, 6324, 7044, 7905, 8805, 9979, 10540, 11740, 15810, 17610, 18197, 19958, 29937, 31620, 35220, 36394, 39916, 49895, 54591, 59874, 72788, 90985, 99790, 109182, 119748, 149685, 181970, 199580, 218364, 272955, 299370, 309349, 363940, 545910, 598740, 618698, 928047, 1091820, 1237396, 1546745, 1856094, 3093490, 3712188, 4640235, 6186980, 9280470, 18560940]

約数ペア:

[(1, 18560940), (2, 9280470), (3, 6186980), (4, 4640235), (5, 3712188), (6, 3093490), (10, 1856094), (12, 1546745), (15, 1237396), (17, 1091820), (20, 928047), (30, 618698), (31, 598740), (34, 545910), (51, 363940), (60, 309349), (62, 299370), (68, 272955), (85, 218364), (93, 199580), (102, 181970), (124, 149685), (155, 119748), (170, 109182), (186, 99790), (204, 90985), (255, 72788), (310, 59874), (340, 54591), (372, 49895), (465, 39916), (510, 36394), (527, 35220), (587, 31620), (620, 29937), (930, 19958), (1020, 18197), (1054, 17610), (1174, 15810), (1581, 11740), (1761, 10540), (1860, 9979), (2108, 8805), (2348, 7905), (2635, 7044), (2935, 6324), (3162, 5870), (3522, 5270)]