30508540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1471}}^1$

素因数の和:1558

約数の個数: 48

約数和(自身を含む): 68995584

約数和(自身を除く): 38487044

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 1471, 2074, 2942, 4148, 5185, 5884, 7355, 10370, 14710, 20740, 25007, 29420, 50014, 89731, 100028, 125035, 179462, 250070, 358924, 448655, 500140, 897310, 1525427, 1794620, 3050854, 6101708, 7627135, 15254270, 30508540]

約数ペア:

[(1, 30508540), (2, 15254270), (4, 7627135), (5, 6101708), (10, 3050854), (17, 1794620), (20, 1525427), (34, 897310), (61, 500140), (68, 448655), (85, 358924), (122, 250070), (170, 179462), (244, 125035), (305, 100028), (340, 89731), (610, 50014), (1037, 29420), (1220, 25007), (1471, 20740), (2074, 14710), (2942, 10370), (4148, 7355), (5185, 5884)]