68479420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{587}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 152127360

約数和(自身を除く): 83647940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 307, 380, 587, 614, 1174, 1228, 1535, 2348, 2935, 3070, 5833, 5870, 6140, 11153, 11666, 11740, 22306, 23332, 29165, 44612, 55765, 58330, 111530, 116660, 180209, 223060, 360418, 720836, 901045, 1802090, 3423971, 3604180, 6847942, 13695884, 17119855, 34239710, 68479420]

約数ペア:

[(1, 68479420), (2, 34239710), (4, 17119855), (5, 13695884), (10, 6847942), (19, 3604180), (20, 3423971), (38, 1802090), (76, 901045), (95, 720836), (190, 360418), (307, 223060), (380, 180209), (587, 116660), (614, 111530), (1174, 58330), (1228, 55765), (1535, 44612), (2348, 29165), (2935, 23332), (3070, 22306), (5833, 11740), (5870, 11666), (6140, 11153)]