28797960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5581}}^1$

素因数の和:5638

約数の個数: 64

約数和(自身を含む): 88418880

約数和(自身を除く): 59620920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 5581, 11162, 16743, 22324, 27905, 33486, 44648, 55810, 66972, 83715, 111620, 133944, 167430, 223240, 239983, 334860, 479966, 669720, 719949, 959932, 1199915, 1439898, 1919864, 2399830, 2879796, 3599745, 4799660, 5759592, 7199490, 9599320, 14398980, 28797960]

約数ペア:

[(1, 28797960), (2, 14398980), (3, 9599320), (4, 7199490), (5, 5759592), (6, 4799660), (8, 3599745), (10, 2879796), (12, 2399830), (15, 1919864), (20, 1439898), (24, 1199915), (30, 959932), (40, 719949), (43, 669720), (60, 479966), (86, 334860), (120, 239983), (129, 223240), (172, 167430), (215, 133944), (258, 111620), (344, 83715), (430, 66972), (516, 55810), (645, 44648), (860, 33486), (1032, 27905), (1290, 22324), (1720, 16743), (2580, 11162), (5160, 5581)]