9444919540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{457}}^1\times {\mathrm{21089}}^1$

素因数の和:21569

約数の個数: 72

約数和(自身を含む): 23124172680

約数和(自身を除く): 13679253140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 457, 490, 914, 980, 1828, 2285, 3199, 4570, 6398, 9140, 12796, 15995, 21089, 22393, 31990, 42178, 44786, 63980, 84356, 89572, 105445, 111965, 147623, 210890, 223930, 295246, 421780, 447860, 590492, 738115, 1033361, 1476230, 2066722, 2952460, 4133444, 5166805, 9637673, 10333610, 19275346, 20667220, 38550692, 48188365, 67463711, 96376730, 134927422, 192753460, 269854844, 337318555, 472245977, 674637110, 944491954, 1349274220, 1888983908, 2361229885, 4722459770, 9444919540]

約数ペア:

[(1, 9444919540), (2, 4722459770), (4, 2361229885), (5, 1888983908), (7, 1349274220), (10, 944491954), (14, 674637110), (20, 472245977), (28, 337318555), (35, 269854844), (49, 192753460), (70, 134927422), (98, 96376730), (140, 67463711), (196, 48188365), (245, 38550692), (457, 20667220), (490, 19275346), (914, 10333610), (980, 9637673), (1828, 5166805), (2285, 4133444), (3199, 2952460), (4570, 2066722), (6398, 1476230), (9140, 1033361), (12796, 738115), (15995, 590492), (21089, 447860), (22393, 421780), (31990, 295246), (42178, 223930), (44786, 210890), (63980, 147623), (84356, 111965), (89572, 105445)]