47580780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61001}}^1$

素因数の和:61026

約数の個数: 48

約数和(自身を含む): 143476704

約数和(自身を除く): 95895924

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, 61001, 122002, 183003, 244004, 305005, 366006, 610010, 732012, 793013, 915015, 1220020, 1586026, 1830030, 2379039, 3172052, 3660060, 3965065, 4758078, 7930130, 9516156, 11895195, 15860260, 23790390, 47580780]

約数ペア:

[(1, 47580780), (2, 23790390), (3, 15860260), (4, 11895195), (5, 9516156), (6, 7930130), (10, 4758078), (12, 3965065), (13, 3660060), (15, 3172052), (20, 2379039), (26, 1830030), (30, 1586026), (39, 1220020), (52, 915015), (60, 793013), (65, 732012), (78, 610010), (130, 366006), (156, 305005), (195, 244004), (260, 183003), (390, 122002), (780, 61001)]