1868200460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{100333}}^1$

素因数の和:100375

約数の個数: 72

約数和(自身を含む): 4803991920

約数和(自身を除く): 2935791460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4655, 9310, 18620, 100333, 200666, 401332, 501665, 702331, 1003330, 1404662, 1906327, 2006660, 2809324, 3511655, 3812654, 4916317, 7023310, 7625308, 9531635, 9832634, 13344289, 14046620, 19063270, 19665268, 24581585, 26688578, 38126540, 49163170, 53377156, 66721445, 93410023, 98326340, 133442890, 186820046, 266885780, 373640092, 467050115, 934100230, 1868200460]

約数ペア:

[(1, 1868200460), (2, 934100230), (4, 467050115), (5, 373640092), (7, 266885780), (10, 186820046), (14, 133442890), (19, 98326340), (20, 93410023), (28, 66721445), (35, 53377156), (38, 49163170), (49, 38126540), (70, 26688578), (76, 24581585), (95, 19665268), (98, 19063270), (133, 14046620), (140, 13344289), (190, 9832634), (196, 9531635), (245, 7625308), (266, 7023310), (380, 4916317), (490, 3812654), (532, 3511655), (665, 2809324), (931, 2006660), (980, 1906327), (1330, 1404662), (1862, 1003330), (2660, 702331), (3724, 501665), (4655, 401332), (9310, 200666), (18620, 100333)]