4720236080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{271903}}^1$

素因数の和:271954

約数の個数: 80

約数和(自身を含む): 12946980864

約数和(自身を除く): 8226744784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 271903, 543806, 1087612, 1359515, 1903321, 2175224, 2719030, 3806642, 4350448, 5438060, 7613284, 8428993, 9516605, 10876120, 15226568, 16857986, 19033210, 21752240, 30453136, 33715972, 38066420, 42144965, 59002951, 67431944, 76132840, 84289930, 118005902, 134863888, 152265680, 168579860, 236011804, 295014755, 337159720, 472023608, 590029510, 674319440, 944047216, 1180059020, 2360118040, 4720236080]

約数ペア:

[(1, 4720236080), (2, 2360118040), (4, 1180059020), (5, 944047216), (7, 674319440), (8, 590029510), (10, 472023608), (14, 337159720), (16, 295014755), (20, 236011804), (28, 168579860), (31, 152265680), (35, 134863888), (40, 118005902), (56, 84289930), (62, 76132840), (70, 67431944), (80, 59002951), (112, 42144965), (124, 38066420), (140, 33715972), (155, 30453136), (217, 21752240), (248, 19033210), (280, 16857986), (310, 15226568), (434, 10876120), (496, 9516605), (560, 8428993), (620, 7613284), (868, 5438060), (1085, 4350448), (1240, 3806642), (1736, 2719030), (2170, 2175224), (2480, 1903321), (3472, 1359515), (4340, 1087612), (8680, 543806), (17360, 271903)]