2340780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3001}}^1$

素因数の和:3026

約数の個数: 48

約数和(自身を含む): 7060704

約数和(自身を除く): 4719924

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, 3001, 6002, 9003, 12004, 15005, 18006, 30010, 36012, 39013, 45015, 60020, 78026, 90030, 117039, 156052, 180060, 195065, 234078, 390130, 468156, 585195, 780260, 1170390, 2340780]

約数ペア:

[(1, 2340780), (2, 1170390), (3, 780260), (4, 585195), (5, 468156), (6, 390130), (10, 234078), (12, 195065), (13, 180060), (15, 156052), (20, 117039), (26, 90030), (30, 78026), (39, 60020), (52, 45015), (60, 39013), (65, 36012), (78, 30010), (130, 18006), (156, 15005), (195, 12004), (260, 9003), (390, 6002), (780, 3001)]