12954260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 30767688

約数和(自身を除く): 17813428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 101, 106, 110, 121, 202, 212, 220, 242, 265, 404, 484, 505, 530, 583, 605, 1010, 1060, 1111, 1166, 1210, 2020, 2222, 2332, 2420, 2915, 4444, 5353, 5555, 5830, 6413, 10706, 11110, 11660, 12221, 12826, 21412, 22220, 24442, 25652, 26765, 32065, 48884, 53530, 58883, 61105, 64130, 107060, 117766, 122210, 128260, 235532, 244420, 294415, 588830, 647713, 1177660, 1295426, 2590852, 3238565, 6477130, 12954260]

約数ペア:

[(1, 12954260), (2, 6477130), (4, 3238565), (5, 2590852), (10, 1295426), (11, 1177660), (20, 647713), (22, 588830), (44, 294415), (53, 244420), (55, 235532), (101, 128260), (106, 122210), (110, 117766), (121, 107060), (202, 64130), (212, 61105), (220, 58883), (242, 53530), (265, 48884), (404, 32065), (484, 26765), (505, 25652), (530, 24442), (583, 22220), (605, 21412), (1010, 12826), (1060, 12221), (1111, 11660), (1166, 11110), (1210, 10706), (2020, 6413), (2222, 5830), (2332, 5555), (2420, 5353), (2915, 4444)]