199405020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2281}}^1$

素因数の和:2371

約数の個数: 96

約数和(自身を含む): 588865536

約数和(自身を除く): 389460516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 47, 60, 62, 93, 94, 124, 141, 155, 186, 188, 235, 282, 310, 372, 465, 470, 564, 620, 705, 930, 940, 1410, 1457, 1860, 2281, 2820, 2914, 4371, 4562, 5828, 6843, 7285, 8742, 9124, 11405, 13686, 14570, 17484, 21855, 22810, 27372, 29140, 34215, 43710, 45620, 68430, 70711, 87420, 107207, 136860, 141422, 212133, 214414, 282844, 321621, 353555, 424266, 428828, 536035, 643242, 707110, 848532, 1060665, 1072070, 1286484, 1414220, 1608105, 2121330, 2144140, 3216210, 3323417, 4242660, 6432420, 6646834, 9970251, 13293668, 16617085, 19940502, 33234170, 39881004, 49851255, 66468340, 99702510, 199405020]

約数ペア:

[(1, 199405020), (2, 99702510), (3, 66468340), (4, 49851255), (5, 39881004), (6, 33234170), (10, 19940502), (12, 16617085), (15, 13293668), (20, 9970251), (30, 6646834), (31, 6432420), (47, 4242660), (60, 3323417), (62, 3216210), (93, 2144140), (94, 2121330), (124, 1608105), (141, 1414220), (155, 1286484), (186, 1072070), (188, 1060665), (235, 848532), (282, 707110), (310, 643242), (372, 536035), (465, 428828), (470, 424266), (564, 353555), (620, 321621), (705, 282844), (930, 214414), (940, 212133), (1410, 141422), (1457, 136860), (1860, 107207), (2281, 87420), (2820, 70711), (2914, 68430), (4371, 45620), (4562, 43710), (5828, 34215), (6843, 29140), (7285, 27372), (8742, 22810), (9124, 21855), (11405, 17484), (13686, 14570)]