2983760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:196

約数の個数: 80

約数和(自身を含む): 7916160

約数和(自身を除く): 4932400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 151, 152, 190, 208, 247, 260, 302, 304, 380, 494, 520, 604, 755, 760, 988, 1040, 1208, 1235, 1510, 1520, 1963, 1976, 2416, 2470, 2869, 3020, 3926, 3952, 4940, 5738, 6040, 7852, 9815, 9880, 11476, 12080, 14345, 15704, 19630, 19760, 22952, 28690, 31408, 37297, 39260, 45904, 57380, 74594, 78520, 114760, 149188, 157040, 186485, 229520, 298376, 372970, 596752, 745940, 1491880, 2983760]

約数ペア:

[(1, 2983760), (2, 1491880), (4, 745940), (5, 596752), (8, 372970), (10, 298376), (13, 229520), (16, 186485), (19, 157040), (20, 149188), (26, 114760), (38, 78520), (40, 74594), (52, 57380), (65, 45904), (76, 39260), (80, 37297), (95, 31408), (104, 28690), (130, 22952), (151, 19760), (152, 19630), (190, 15704), (208, 14345), (247, 12080), (260, 11476), (302, 9880), (304, 9815), (380, 7852), (494, 6040), (520, 5738), (604, 4940), (755, 3952), (760, 3926), (988, 3020), (1040, 2869), (1208, 2470), (1235, 2416), (1510, 1976), (1520, 1963)]