30539440

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1667}}^1$

素因数の和:1909

約数の個数: 40

約数和(自身を含む): 71357040

約数和(自身を除く): 40817600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1667, 1832, 2290, 3334, 3664, 4580, 6668, 8335, 9160, 13336, 16670, 18320, 26672, 33340, 66680, 133360, 381743, 763486, 1526972, 1908715, 3053944, 3817430, 6107888, 7634860, 15269720, 30539440]

約数ペア:

[(1, 30539440), (2, 15269720), (4, 7634860), (5, 6107888), (8, 3817430), (10, 3053944), (16, 1908715), (20, 1526972), (40, 763486), (80, 381743), (229, 133360), (458, 66680), (916, 33340), (1145, 26672), (1667, 18320), (1832, 16670), (2290, 13336), (3334, 9160), (3664, 8335), (4580, 6668)]