19691385280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{98773}}^1$

素因数の和:98886

約数の個数: 112

約数和(自身を含む): 54191367360

約数和(自身を除く): 34499982080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 89, 112, 140, 160, 178, 224, 280, 320, 356, 445, 448, 560, 623, 712, 890, 1120, 1246, 1424, 1780, 2240, 2492, 2848, 3115, 3560, 4984, 5696, 6230, 7120, 9968, 12460, 14240, 19936, 24920, 28480, 39872, 49840, 98773, 99680, 197546, 199360, 395092, 493865, 691411, 790184, 987730, 1382822, 1580368, 1975460, 2765644, 3160736, 3457055, 3950920, 5531288, 6321472, 6914110, 7901840, 8790797, 11062576, 13828220, 15803680, 17581594, 22125152, 27656440, 31607360, 35163188, 43953985, 44250304, 55312880, 61535579, 70326376, 87907970, 110625760, 123071158, 140652752, 175815940, 221251520, 246142316, 281305504, 307677895, 351631880, 492284632, 562611008, 615355790, 703263760, 984569264, 1230711580, 1406527520, 1969138528, 2461423160, 2813055040, 3938277056, 4922846320, 9845692640, 19691385280]

約数ペア:

[(1, 19691385280), (2, 9845692640), (4, 4922846320), (5, 3938277056), (7, 2813055040), (8, 2461423160), (10, 1969138528), (14, 1406527520), (16, 1230711580), (20, 984569264), (28, 703263760), (32, 615355790), (35, 562611008), (40, 492284632), (56, 351631880), (64, 307677895), (70, 281305504), (80, 246142316), (89, 221251520), (112, 175815940), (140, 140652752), (160, 123071158), (178, 110625760), (224, 87907970), (280, 70326376), (320, 61535579), (356, 55312880), (445, 44250304), (448, 43953985), (560, 35163188), (623, 31607360), (712, 27656440), (890, 22125152), (1120, 17581594), (1246, 15803680), (1424, 13828220), (1780, 11062576), (2240, 8790797), (2492, 7901840), (2848, 6914110), (3115, 6321472), (3560, 5531288), (4984, 3950920), (5696, 3457055), (6230, 3160736), (7120, 2765644), (9968, 1975460), (12460, 1580368), (14240, 1382822), (19936, 987730), (24920, 790184), (28480, 691411), (39872, 493865), (49840, 395092), (98773, 199360), (99680, 197546)]