30642260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4493}}^1$

素因数の和:4544

約数の個数: 48

約数和(自身を含む): 72479232

約数和(自身を除く): 41836972

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 4493, 6820, 8986, 17972, 22465, 44930, 49423, 89860, 98846, 139283, 197692, 247115, 278566, 494230, 557132, 696415, 988460, 1392830, 1532113, 2785660, 3064226, 6128452, 7660565, 15321130, 30642260]

約数ペア:

[(1, 30642260), (2, 15321130), (4, 7660565), (5, 6128452), (10, 3064226), (11, 2785660), (20, 1532113), (22, 1392830), (31, 988460), (44, 696415), (55, 557132), (62, 494230), (110, 278566), (124, 247115), (155, 197692), (220, 139283), (310, 98846), (341, 89860), (620, 49423), (682, 44930), (1364, 22465), (1705, 17972), (3410, 8986), (4493, 6820)]