8859760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1217}}^1$

素因数の和:1250

約数の個数: 80

約数和(自身を含む): 25373376

約数和(自身を除く): 16513616

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1217, 1456, 1820, 2434, 3640, 4868, 6085, 7280, 8519, 9736, 12170, 15821, 17038, 19472, 24340, 31642, 34076, 42595, 48680, 63284, 68152, 79105, 85190, 97360, 110747, 126568, 136304, 158210, 170380, 221494, 253136, 316420, 340760, 442988, 553735, 632840, 681520, 885976, 1107470, 1265680, 1771952, 2214940, 4429880, 8859760]

約数ペア:

[(1, 8859760), (2, 4429880), (4, 2214940), (5, 1771952), (7, 1265680), (8, 1107470), (10, 885976), (13, 681520), (14, 632840), (16, 553735), (20, 442988), (26, 340760), (28, 316420), (35, 253136), (40, 221494), (52, 170380), (56, 158210), (65, 136304), (70, 126568), (80, 110747), (91, 97360), (104, 85190), (112, 79105), (130, 68152), (140, 63284), (182, 48680), (208, 42595), (260, 34076), (280, 31642), (364, 24340), (455, 19472), (520, 17038), (560, 15821), (728, 12170), (910, 9736), (1040, 8519), (1217, 7280), (1456, 6085), (1820, 4868), (2434, 3640)]