193640270

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{2789}}^1$

素因数の和:2980

約数の個数: 32

約数和(自身を含む): 357968160

約数和(自身を除く): 164327890

約数列:

[1, 2, 5, 10, 53, 106, 131, 262, 265, 530, 655, 1310, 2789, 5578, 6943, 13886, 13945, 27890, 34715, 69430, 147817, 295634, 365359, 730718, 739085, 1478170, 1826795, 3653590, 19364027, 38728054, 96820135, 193640270]

約数ペア:

[(1, 193640270), (2, 96820135), (5, 38728054), (10, 19364027), (53, 3653590), (106, 1826795), (131, 1478170), (262, 739085), (265, 730718), (530, 365359), (655, 295634), (1310, 147817), (2789, 69430), (5578, 34715), (6943, 27890), (13886, 13945)]