2007388880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{16519}}^1$

素因数の和:16577

約数の個数: 120

約数和(自身を含む): 5604641280

約数和(自身を除く): 3597252400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 2480, 3038, 3472, 3920, 4340, 6076, 7595, 8680, 12152, 15190, 16519, 17360, 24304, 30380, 33038, 60760, 66076, 82595, 115633, 121520, 132152, 165190, 231266, 264304, 330380, 462532, 512089, 578165, 660760, 809431, 925064, 1024178, 1156330, 1321520, 1618862, 1850128, 2048356, 2312660, 2560445, 3237724, 3584623, 4047155, 4096712, 4625320, 5120890, 6475448, 7169246, 8094310, 8193424, 9250640, 10241780, 12950896, 14338492, 16188620, 17923115, 20483560, 25092361, 28676984, 32377240, 35846230, 40967120, 50184722, 57353968, 64754480, 71692460, 100369444, 125461805, 143384920, 200738888, 250923610, 286769840, 401477776, 501847220, 1003694440, 2007388880]

約数ペア:

[(1, 2007388880), (2, 1003694440), (4, 501847220), (5, 401477776), (7, 286769840), (8, 250923610), (10, 200738888), (14, 143384920), (16, 125461805), (20, 100369444), (28, 71692460), (31, 64754480), (35, 57353968), (40, 50184722), (49, 40967120), (56, 35846230), (62, 32377240), (70, 28676984), (80, 25092361), (98, 20483560), (112, 17923115), (124, 16188620), (140, 14338492), (155, 12950896), (196, 10241780), (217, 9250640), (245, 8193424), (248, 8094310), (280, 7169246), (310, 6475448), (392, 5120890), (434, 4625320), (490, 4096712), (496, 4047155), (560, 3584623), (620, 3237724), (784, 2560445), (868, 2312660), (980, 2048356), (1085, 1850128), (1240, 1618862), (1519, 1321520), (1736, 1156330), (1960, 1024178), (2170, 925064), (2480, 809431), (3038, 660760), (3472, 578165), (3920, 512089), (4340, 462532), (6076, 330380), (7595, 264304), (8680, 231266), (12152, 165190), (15190, 132152), (16519, 121520), (17360, 115633), (24304, 82595), (30380, 66076), (33038, 60760)]