39171760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 96868800

約数和(自身を除く): 57697040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 61, 80, 92, 115, 122, 184, 230, 244, 305, 349, 368, 460, 488, 610, 698, 920, 976, 1220, 1396, 1403, 1745, 1840, 2440, 2792, 2806, 3490, 4880, 5584, 5612, 6980, 7015, 8027, 11224, 13960, 14030, 16054, 21289, 22448, 27920, 28060, 32108, 40135, 42578, 56120, 64216, 80270, 85156, 106445, 112240, 128432, 160540, 170312, 212890, 321080, 340624, 425780, 489647, 642160, 851560, 979294, 1703120, 1958588, 2448235, 3917176, 4896470, 7834352, 9792940, 19585880, 39171760]

約数ペア:

[(1, 39171760), (2, 19585880), (4, 9792940), (5, 7834352), (8, 4896470), (10, 3917176), (16, 2448235), (20, 1958588), (23, 1703120), (40, 979294), (46, 851560), (61, 642160), (80, 489647), (92, 425780), (115, 340624), (122, 321080), (184, 212890), (230, 170312), (244, 160540), (305, 128432), (349, 112240), (368, 106445), (460, 85156), (488, 80270), (610, 64216), (698, 56120), (920, 42578), (976, 40135), (1220, 32108), (1396, 28060), (1403, 27920), (1745, 22448), (1840, 21289), (2440, 16054), (2792, 14030), (2806, 13960), (3490, 11224), (4880, 8027), (5584, 7015), (5612, 6980)]