179391020

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 382427136

約数和(自身を除く): 203036116

約数列:

[1, 2, 4, 5, 10, 20, 151, 191, 302, 311, 382, 604, 622, 755, 764, 955, 1244, 1510, 1555, 1910, 3020, 3110, 3820, 6220, 28841, 46961, 57682, 59401, 93922, 115364, 118802, 144205, 187844, 234805, 237604, 288410, 297005, 469610, 576820, 594010, 939220, 1188020, 8969551, 17939102, 35878204, 44847755, 89695510, 179391020]

約数ペア:

[(1, 179391020), (2, 89695510), (4, 44847755), (5, 35878204), (10, 17939102), (20, 8969551), (151, 1188020), (191, 939220), (302, 594010), (311, 576820), (382, 469610), (604, 297005), (622, 288410), (755, 237604), (764, 234805), (955, 187844), (1244, 144205), (1510, 118802), (1555, 115364), (1910, 93922), (3020, 59401), (3110, 57682), (3820, 46961), (6220, 28841)]