20286090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:716

約数の個数: 96

約数和(自身を含む): 59484672

約数和(自身を除く): 39198582

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 31, 33, 45, 55, 62, 66, 90, 93, 99, 110, 155, 165, 186, 198, 279, 310, 330, 341, 465, 495, 558, 661, 682, 930, 990, 1023, 1322, 1395, 1705, 1983, 2046, 2790, 3069, 3305, 3410, 3966, 5115, 5949, 6138, 6610, 7271, 9915, 10230, 11898, 14542, 15345, 19830, 20491, 21813, 29745, 30690, 36355, 40982, 43626, 59490, 61473, 65439, 72710, 102455, 109065, 122946, 130878, 184419, 204910, 218130, 225401, 307365, 327195, 368838, 450802, 614730, 654390, 676203, 922095, 1127005, 1352406, 1844190, 2028609, 2254010, 3381015, 4057218, 6762030, 10143045, 20286090]

約数ペア:

[(1, 20286090), (2, 10143045), (3, 6762030), (5, 4057218), (6, 3381015), (9, 2254010), (10, 2028609), (11, 1844190), (15, 1352406), (18, 1127005), (22, 922095), (30, 676203), (31, 654390), (33, 614730), (45, 450802), (55, 368838), (62, 327195), (66, 307365), (90, 225401), (93, 218130), (99, 204910), (110, 184419), (155, 130878), (165, 122946), (186, 109065), (198, 102455), (279, 72710), (310, 65439), (330, 61473), (341, 59490), (465, 43626), (495, 40982), (558, 36355), (661, 30690), (682, 29745), (930, 21813), (990, 20491), (1023, 19830), (1322, 15345), (1395, 14542), (1705, 11898), (1983, 10230), (2046, 9915), (2790, 7271), (3069, 6610), (3305, 6138), (3410, 5949), (3966, 5115)]