22901840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:125

約数の個数: 120

約数和(自身を含む): 61511688

約数和(自身を除く): 38609848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 61, 65, 76, 80, 95, 104, 122, 130, 152, 190, 208, 244, 247, 260, 304, 305, 361, 380, 488, 494, 520, 610, 722, 760, 793, 976, 988, 1040, 1159, 1220, 1235, 1444, 1520, 1586, 1805, 1976, 2318, 2440, 2470, 2888, 3172, 3610, 3952, 3965, 4636, 4693, 4880, 4940, 5776, 5795, 6344, 7220, 7930, 9272, 9386, 9880, 11590, 12688, 14440, 15067, 15860, 18544, 18772, 19760, 22021, 23180, 23465, 28880, 30134, 31720, 37544, 44042, 46360, 46930, 60268, 63440, 75088, 75335, 88084, 92720, 93860, 110105, 120536, 150670, 176168, 187720, 220210, 241072, 286273, 301340, 352336, 375440, 440420, 572546, 602680, 880840, 1145092, 1205360, 1431365, 1761680, 2290184, 2862730, 4580368, 5725460, 11450920, 22901840]

約数ペア:

[(1, 22901840), (2, 11450920), (4, 5725460), (5, 4580368), (8, 2862730), (10, 2290184), (13, 1761680), (16, 1431365), (19, 1205360), (20, 1145092), (26, 880840), (38, 602680), (40, 572546), (52, 440420), (61, 375440), (65, 352336), (76, 301340), (80, 286273), (95, 241072), (104, 220210), (122, 187720), (130, 176168), (152, 150670), (190, 120536), (208, 110105), (244, 93860), (247, 92720), (260, 88084), (304, 75335), (305, 75088), (361, 63440), (380, 60268), (488, 46930), (494, 46360), (520, 44042), (610, 37544), (722, 31720), (760, 30134), (793, 28880), (976, 23465), (988, 23180), (1040, 22021), (1159, 19760), (1220, 18772), (1235, 18544), (1444, 15860), (1520, 15067), (1586, 14440), (1805, 12688), (1976, 11590), (2318, 9880), (2440, 9386), (2470, 9272), (2888, 7930), (3172, 7220), (3610, 6344), (3952, 5795), (3965, 5776), (4636, 4940), (4693, 4880)]