123910970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{4001}}^1$

素因数の和:4190

約数の個数: 32

約数和(自身を含む): 236278080

約数和(自身を除く): 112367110

約数列:

[1, 2, 5, 10, 19, 38, 95, 163, 190, 326, 815, 1630, 3097, 4001, 6194, 8002, 15485, 20005, 30970, 40010, 76019, 152038, 380095, 652163, 760190, 1304326, 3260815, 6521630, 12391097, 24782194, 61955485, 123910970]

約数ペア:

[(1, 123910970), (2, 61955485), (5, 24782194), (10, 12391097), (19, 6521630), (38, 3260815), (95, 1304326), (163, 760190), (190, 652163), (326, 380095), (815, 152038), (1630, 76019), (3097, 40010), (4001, 30970), (6194, 20005), (8002, 15485)]