42907210

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{1109}}^1$

素因数の和:1242

約数の個数: 32

約数和(自身を含む): 79840080

約数和(自身を除く): 36932870

約数列:

[1, 2, 5, 10, 53, 73, 106, 146, 265, 365, 530, 730, 1109, 2218, 3869, 5545, 7738, 11090, 19345, 38690, 58777, 80957, 117554, 161914, 293885, 404785, 587770, 809570, 4290721, 8581442, 21453605, 42907210]

約数ペア:

[(1, 42907210), (2, 21453605), (5, 8581442), (10, 4290721), (53, 809570), (73, 587770), (106, 404785), (146, 293885), (265, 161914), (365, 117554), (530, 80957), (730, 58777), (1109, 38690), (2218, 19345), (3869, 11090), (5545, 7738)]