863620940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15307}}^1$

素因数の和:15367

約数の個数: 96

約数和(自身を含む): 2304282624

約数和(自身を除く): 1440661684

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 182, 217, 260, 310, 364, 403, 434, 455, 620, 806, 868, 910, 1085, 1612, 1820, 2015, 2170, 2821, 4030, 4340, 5642, 8060, 11284, 14105, 15307, 28210, 30614, 56420, 61228, 76535, 107149, 153070, 198991, 214298, 306140, 397982, 428596, 474517, 535745, 795964, 949034, 994955, 1071490, 1392937, 1898068, 1989910, 2142980, 2372585, 2785874, 3321619, 3979820, 4745170, 5571748, 6168721, 6643238, 6964685, 9490340, 12337442, 13286476, 13929370, 16608095, 24674884, 27858740, 30843605, 33216190, 43181047, 61687210, 66432380, 86362094, 123374420, 172724188, 215905235, 431810470, 863620940]

約数ペア:

[(1, 863620940), (2, 431810470), (4, 215905235), (5, 172724188), (7, 123374420), (10, 86362094), (13, 66432380), (14, 61687210), (20, 43181047), (26, 33216190), (28, 30843605), (31, 27858740), (35, 24674884), (52, 16608095), (62, 13929370), (65, 13286476), (70, 12337442), (91, 9490340), (124, 6964685), (130, 6643238), (140, 6168721), (155, 5571748), (182, 4745170), (217, 3979820), (260, 3321619), (310, 2785874), (364, 2372585), (403, 2142980), (434, 1989910), (455, 1898068), (620, 1392937), (806, 1071490), (868, 994955), (910, 949034), (1085, 795964), (1612, 535745), (1820, 474517), (2015, 428596), (2170, 397982), (2821, 306140), (4030, 214298), (4340, 198991), (5642, 153070), (8060, 107149), (11284, 76535), (14105, 61228), (15307, 56420), (28210, 30614)]