30173980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{88747}}^1$

素因数の和:88773

約数の個数: 24

約数和(自身を含む): 67093488

約数和(自身を除く): 36919508

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 88747, 177494, 354988, 443735, 887470, 1508699, 1774940, 3017398, 6034796, 7543495, 15086990, 30173980]

約数ペア:

[(1, 30173980), (2, 15086990), (4, 7543495), (5, 6034796), (10, 3017398), (17, 1774940), (20, 1508699), (34, 887470), (68, 443735), (85, 354988), (170, 177494), (340, 88747)]