12197813420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2469193}}^1$

素因数の和:2469234

約数の個数: 48

約数和(自身を含む): 29037721440

約数和(自身を除く): 16839908020

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 2469193, 4938386, 9876772, 12345965, 24691930, 32099509, 46914667, 49383860, 64199018, 93829334, 128398036, 160497545, 187658668, 234573335, 320995090, 469146670, 609890671, 641990180, 938293340, 1219781342, 2439562684, 3049453355, 6098906710, 12197813420]

約数ペア:

[(1, 12197813420), (2, 6098906710), (4, 3049453355), (5, 2439562684), (10, 1219781342), (13, 938293340), (19, 641990180), (20, 609890671), (26, 469146670), (38, 320995090), (52, 234573335), (65, 187658668), (76, 160497545), (95, 128398036), (130, 93829334), (190, 64199018), (247, 49383860), (260, 46914667), (380, 32099509), (494, 24691930), (988, 12345965), (1235, 9876772), (2470, 4938386), (4940, 2469193)]