20833560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5261}}^1$

素因数の和:5289

約数の個数: 96

約数和(自身を含む): 73878480

約数和(自身を除く): 53044920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 5261, 10522, 15783, 21044, 26305, 31566, 42088, 47349, 52610, 57871, 63132, 78915, 94698, 105220, 115742, 126264, 157830, 173613, 189396, 210440, 231484, 236745, 289355, 315660, 347226, 378792, 462968, 473490, 520839, 578710, 631320, 694452, 868065, 946980, 1041678, 1157420, 1388904, 1736130, 1893960, 2083356, 2314840, 2604195, 3472260, 4166712, 5208390, 6944520, 10416780, 20833560]

約数ペア:

[(1, 20833560), (2, 10416780), (3, 6944520), (4, 5208390), (5, 4166712), (6, 3472260), (8, 2604195), (9, 2314840), (10, 2083356), (11, 1893960), (12, 1736130), (15, 1388904), (18, 1157420), (20, 1041678), (22, 946980), (24, 868065), (30, 694452), (33, 631320), (36, 578710), (40, 520839), (44, 473490), (45, 462968), (55, 378792), (60, 347226), (66, 315660), (72, 289355), (88, 236745), (90, 231484), (99, 210440), (110, 189396), (120, 173613), (132, 157830), (165, 126264), (180, 115742), (198, 105220), (220, 94698), (264, 78915), (330, 63132), (360, 57871), (396, 52610), (440, 47349), (495, 42088), (660, 31566), (792, 26305), (990, 21044), (1320, 15783), (1980, 10522), (3960, 5261)]