148791320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{119993}}^1$

素因数の和:120035

約数の個数: 32

約数和(自身を含む): 345582720

約数和(自身を除く): 196791400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 119993, 239986, 479972, 599965, 959944, 1199930, 2399860, 3719783, 4799720, 7439566, 14879132, 18598915, 29758264, 37197830, 74395660, 148791320]

約数ペア:

[(1, 148791320), (2, 74395660), (4, 37197830), (5, 29758264), (8, 18598915), (10, 14879132), (20, 7439566), (31, 4799720), (40, 3719783), (62, 2399860), (124, 1199930), (155, 959944), (248, 599965), (310, 479972), (620, 239986), (1240, 119993)]