4223020880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{130987}}^1$

素因数の和:131044

約数の個数: 80

約数和(自身を含む): 10914968064

約数和(自身を除く): 6691947184

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 32240, 130987, 261974, 523948, 654935, 1047896, 1309870, 1702831, 2095792, 2619740, 3405662, 4060597, 5239480, 6811324, 8121194, 8514155, 10478960, 13622648, 16242388, 17028310, 20302985, 27245296, 32484776, 34056620, 40605970, 52787761, 64969552, 68113240, 81211940, 105575522, 136226480, 162423880, 211151044, 263938805, 324847760, 422302088, 527877610, 844604176, 1055755220, 2111510440, 4223020880]

約数ペア:

[(1, 4223020880), (2, 2111510440), (4, 1055755220), (5, 844604176), (8, 527877610), (10, 422302088), (13, 324847760), (16, 263938805), (20, 211151044), (26, 162423880), (31, 136226480), (40, 105575522), (52, 81211940), (62, 68113240), (65, 64969552), (80, 52787761), (104, 40605970), (124, 34056620), (130, 32484776), (155, 27245296), (208, 20302985), (248, 17028310), (260, 16242388), (310, 13622648), (403, 10478960), (496, 8514155), (520, 8121194), (620, 6811324), (806, 5239480), (1040, 4060597), (1240, 3405662), (1612, 2619740), (2015, 2095792), (2480, 1702831), (3224, 1309870), (4030, 1047896), (6448, 654935), (8060, 523948), (16120, 261974), (32240, 130987)]