767380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 48

約数和(自身を含む): 1781136

約数和(自身を除く): 1013756

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 61, 68, 74, 85, 122, 148, 170, 185, 244, 305, 340, 370, 610, 629, 740, 1037, 1220, 1258, 2074, 2257, 2516, 3145, 4148, 4514, 5185, 6290, 9028, 10370, 11285, 12580, 20740, 22570, 38369, 45140, 76738, 153476, 191845, 383690, 767380]

約数ペア:

[(1, 767380), (2, 383690), (4, 191845), (5, 153476), (10, 76738), (17, 45140), (20, 38369), (34, 22570), (37, 20740), (61, 12580), (68, 11285), (74, 10370), (85, 9028), (122, 6290), (148, 5185), (170, 4514), (185, 4148), (244, 3145), (305, 2516), (340, 2257), (370, 2074), (610, 1258), (629, 1220), (740, 1037)]