11921520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3821}}^1$

素因数の和:3850

約数の個数: 80

約数和(自身を含む): 39809952

約数和(自身を除く): 27888432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 3821, 7642, 11463, 15284, 19105, 22926, 30568, 38210, 45852, 49673, 57315, 61136, 76420, 91704, 99346, 114630, 149019, 152840, 183408, 198692, 229260, 248365, 298038, 305680, 397384, 458520, 496730, 596076, 745095, 794768, 917040, 993460, 1192152, 1490190, 1986920, 2384304, 2980380, 3973840, 5960760, 11921520]

約数ペア:

[(1, 11921520), (2, 5960760), (3, 3973840), (4, 2980380), (5, 2384304), (6, 1986920), (8, 1490190), (10, 1192152), (12, 993460), (13, 917040), (15, 794768), (16, 745095), (20, 596076), (24, 496730), (26, 458520), (30, 397384), (39, 305680), (40, 298038), (48, 248365), (52, 229260), (60, 198692), (65, 183408), (78, 152840), (80, 149019), (104, 114630), (120, 99346), (130, 91704), (156, 76420), (195, 61136), (208, 57315), (240, 49673), (260, 45852), (312, 38210), (390, 30568), (520, 22926), (624, 19105), (780, 15284), (1040, 11463), (1560, 7642), (3120, 3821)]