196469320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{158443}}^1$

素因数の和:158485

約数の個数: 32

約数和(自身を含む): 456318720

約数和(自身を除く): 259849400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 158443, 316886, 633772, 792215, 1267544, 1584430, 3168860, 4911733, 6337720, 9823466, 19646932, 24558665, 39293864, 49117330, 98234660, 196469320]

約数ペア:

[(1, 196469320), (2, 98234660), (4, 49117330), (5, 39293864), (8, 24558665), (10, 19646932), (20, 9823466), (31, 6337720), (40, 4911733), (62, 3168860), (124, 1584430), (155, 1267544), (248, 792215), (310, 633772), (620, 316886), (1240, 158443)]