1554173860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{12613}}^1$

素因数の和:12784

約数の個数: 48

約数和(自身を含む): 3350379312

約数和(自身を除く): 1796205452

約数列:

[1, 2, 4, 5, 10, 20, 61, 101, 122, 202, 244, 305, 404, 505, 610, 1010, 1220, 2020, 6161, 12322, 12613, 24644, 25226, 30805, 50452, 61610, 63065, 123220, 126130, 252260, 769393, 1273913, 1538786, 2547826, 3077572, 3846965, 5095652, 6369565, 7693930, 12739130, 15387860, 25478260, 77708693, 155417386, 310834772, 388543465, 777086930, 1554173860]

約数ペア:

[(1, 1554173860), (2, 777086930), (4, 388543465), (5, 310834772), (10, 155417386), (20, 77708693), (61, 25478260), (101, 15387860), (122, 12739130), (202, 7693930), (244, 6369565), (305, 5095652), (404, 3846965), (505, 3077572), (610, 2547826), (1010, 1538786), (1220, 1273913), (2020, 769393), (6161, 252260), (12322, 126130), (12613, 123220), (24644, 63065), (25226, 61610), (30805, 50452)]