10140780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13001}}^1$

素因数の和:13026

約数の個数: 48

約数和(自身を含む): 30580704

約数和(自身を除く): 20439924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 13001, 26002, 39003, 52004, 65005, 78006, 130010, 156012, 169013, 195015, 260020, 338026, 390030, 507039, 676052, 780060, 845065, 1014078, 1690130, 2028156, 2535195, 3380260, 5070390, 10140780]

約数ペア:

[(1, 10140780), (2, 5070390), (3, 3380260), (4, 2535195), (5, 2028156), (6, 1690130), (10, 1014078), (12, 845065), (13, 780060), (15, 676052), (20, 507039), (26, 390030), (30, 338026), (39, 260020), (52, 195015), (60, 169013), (65, 156012), (78, 130010), (130, 78006), (156, 65005), (195, 52004), (260, 39003), (390, 26002), (780, 13001)]