7227890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 14389704

約数和(自身を除く): 7161814

約数列:

[1, 2, 5, 10, 17, 34, 41, 61, 82, 85, 122, 170, 205, 289, 305, 410, 578, 610, 697, 1037, 1394, 1445, 2074, 2501, 2890, 3485, 5002, 5185, 6970, 10370, 11849, 12505, 17629, 23698, 25010, 35258, 42517, 59245, 85034, 88145, 118490, 176290, 212585, 425170, 722789, 1445578, 3613945, 7227890]

約数ペア:

[(1, 7227890), (2, 3613945), (5, 1445578), (10, 722789), (17, 425170), (34, 212585), (41, 176290), (61, 118490), (82, 88145), (85, 85034), (122, 59245), (170, 42517), (205, 35258), (289, 25010), (305, 23698), (410, 17629), (578, 12505), (610, 11849), (697, 10370), (1037, 6970), (1394, 5185), (1445, 5002), (2074, 3485), (2501, 2890)]