199443460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7481}}^1$

素因数の和:7564

約数の個数: 48

約数和(自身を含む): 442455552

約数和(自身を除く): 243012092

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1333, 2666, 5332, 6665, 7481, 13330, 14962, 26660, 29924, 37405, 74810, 149620, 231911, 321683, 463822, 643366, 927644, 1159555, 1286732, 1608415, 2319110, 3216830, 4638220, 6433660, 9972173, 19944346, 39888692, 49860865, 99721730, 199443460]

約数ペア:

[(1, 199443460), (2, 99721730), (4, 49860865), (5, 39888692), (10, 19944346), (20, 9972173), (31, 6433660), (43, 4638220), (62, 3216830), (86, 2319110), (124, 1608415), (155, 1286732), (172, 1159555), (215, 927644), (310, 643366), (430, 463822), (620, 321683), (860, 231911), (1333, 149620), (2666, 74810), (5332, 37405), (6665, 29924), (7481, 26660), (13330, 14962)]