22719820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3517}}^1$

素因数の和:3562

約数の個数: 48

約数和(自身を含む): 53192160

約数和(自身を除く): 30472340

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 3517, 6460, 7034, 14068, 17585, 35170, 59789, 66823, 70340, 119578, 133646, 239156, 267292, 298945, 334115, 597890, 668230, 1135991, 1195780, 1336460, 2271982, 4543964, 5679955, 11359910, 22719820]

約数ペア:

[(1, 22719820), (2, 11359910), (4, 5679955), (5, 4543964), (10, 2271982), (17, 1336460), (19, 1195780), (20, 1135991), (34, 668230), (38, 597890), (68, 334115), (76, 298945), (85, 267292), (95, 239156), (170, 133646), (190, 119578), (323, 70340), (340, 66823), (380, 59789), (646, 35170), (1292, 17585), (1615, 14068), (3230, 7034), (3517, 6460)]