40023880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4051}}^1$

素因数の和:4094

約数の個数: 64

約数和(自身を含む): 102110400

約数和(自身を除く): 62086520

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, 760, 988, 1235, 1976, 2470, 4051, 4940, 8102, 9880, 16204, 20255, 32408, 40510, 52663, 76969, 81020, 105326, 153938, 162040, 210652, 263315, 307876, 384845, 421304, 526630, 615752, 769690, 1000597, 1053260, 1539380, 2001194, 2106520, 3078760, 4002388, 5002985, 8004776, 10005970, 20011940, 40023880]

約数ペア:

[(1, 40023880), (2, 20011940), (4, 10005970), (5, 8004776), (8, 5002985), (10, 4002388), (13, 3078760), (19, 2106520), (20, 2001194), (26, 1539380), (38, 1053260), (40, 1000597), (52, 769690), (65, 615752), (76, 526630), (95, 421304), (104, 384845), (130, 307876), (152, 263315), (190, 210652), (247, 162040), (260, 153938), (380, 105326), (494, 81020), (520, 76969), (760, 52663), (988, 40510), (1235, 32408), (1976, 20255), (2470, 16204), (4051, 9880), (4940, 8102)]