22138980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8581}}^1$

素因数の和:8636

約数の個数: 48

約数和(自身を含む): 63438144

約数和(自身を除く): 41299164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 8581, 17162, 25743, 34324, 42905, 51486, 85810, 102972, 128715, 171620, 257430, 368983, 514860, 737966, 1106949, 1475932, 1844915, 2213898, 3689830, 4427796, 5534745, 7379660, 11069490, 22138980]

約数ペア:

[(1, 22138980), (2, 11069490), (3, 7379660), (4, 5534745), (5, 4427796), (6, 3689830), (10, 2213898), (12, 1844915), (15, 1475932), (20, 1106949), (30, 737966), (43, 514860), (60, 368983), (86, 257430), (129, 171620), (172, 128715), (215, 102972), (258, 85810), (430, 51486), (516, 42905), (645, 34324), (860, 25743), (1290, 17162), (2580, 8581)]