7419880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{751}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 18950400

約数和(自身を除く): 11530520

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 751, 760, 988, 1235, 1502, 1976, 2470, 3004, 3755, 4940, 6008, 7510, 9763, 9880, 14269, 15020, 19526, 28538, 30040, 39052, 48815, 57076, 71345, 78104, 97630, 114152, 142690, 185497, 195260, 285380, 370994, 390520, 570760, 741988, 927485, 1483976, 1854970, 3709940, 7419880]

約数ペア:

[(1, 7419880), (2, 3709940), (4, 1854970), (5, 1483976), (8, 927485), (10, 741988), (13, 570760), (19, 390520), (20, 370994), (26, 285380), (38, 195260), (40, 185497), (52, 142690), (65, 114152), (76, 97630), (95, 78104), (104, 71345), (130, 57076), (152, 48815), (190, 39052), (247, 30040), (260, 28538), (380, 19526), (494, 15020), (520, 14269), (751, 9880), (760, 9763), (988, 7510), (1235, 6008), (1502, 4940), (1976, 3755), (2470, 3004)]