30189328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7639}}^1$

素因数の和:7679

約数の個数: 40

約数和(自身を含む): 66315200

約数和(自身を除く): 36125872

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 7639, 15278, 30556, 61112, 99307, 122224, 145141, 198614, 290282, 397228, 580564, 794456, 1161128, 1588912, 1886833, 2322256, 3773666, 7547332, 15094664, 30189328]

約数ペア:

[(1, 30189328), (2, 15094664), (4, 7547332), (8, 3773666), (13, 2322256), (16, 1886833), (19, 1588912), (26, 1161128), (38, 794456), (52, 580564), (76, 397228), (104, 290282), (152, 198614), (208, 145141), (247, 122224), (304, 99307), (494, 61112), (988, 30556), (1976, 15278), (3952, 7639)]