9000860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 20829312

約数和(自身を除く): 11828452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 220, 251, 326, 502, 652, 815, 1004, 1255, 1630, 1793, 2510, 2761, 3260, 3586, 5020, 5522, 7172, 8965, 11044, 13805, 17930, 27610, 35860, 40913, 55220, 81826, 163652, 204565, 409130, 450043, 818260, 900086, 1800172, 2250215, 4500430, 9000860]

約数ペア:

[(1, 9000860), (2, 4500430), (4, 2250215), (5, 1800172), (10, 900086), (11, 818260), (20, 450043), (22, 409130), (44, 204565), (55, 163652), (110, 81826), (163, 55220), (220, 40913), (251, 35860), (326, 27610), (502, 17930), (652, 13805), (815, 11044), (1004, 8965), (1255, 7172), (1630, 5522), (1793, 5020), (2510, 3586), (2761, 3260)]