105268420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{757}}^1$

素因数の和:1192

約数の個数: 48

約数和(自身を含む): 234949680

約数和(自身を除く): 129681260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 409, 757, 818, 1514, 1636, 2045, 3028, 3785, 4090, 6953, 7570, 8180, 12869, 13906, 15140, 25738, 27812, 34765, 51476, 64345, 69530, 128690, 139060, 257380, 309613, 619226, 1238452, 1548065, 3096130, 5263421, 6192260, 10526842, 21053684, 26317105, 52634210, 105268420]

約数ペア:

[(1, 105268420), (2, 52634210), (4, 26317105), (5, 21053684), (10, 10526842), (17, 6192260), (20, 5263421), (34, 3096130), (68, 1548065), (85, 1238452), (170, 619226), (340, 309613), (409, 257380), (757, 139060), (818, 128690), (1514, 69530), (1636, 64345), (2045, 51476), (3028, 34765), (3785, 27812), (4090, 25738), (6953, 15140), (7570, 13906), (8180, 12869)]