63620360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{863}}^1$

素因数の和:990

約数の個数: 64

約数和(自身を含む): 152409600

約数和(自身を除く): 88789240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 97, 152, 190, 194, 380, 388, 485, 760, 776, 863, 970, 1726, 1843, 1940, 3452, 3686, 3880, 4315, 6904, 7372, 8630, 9215, 14744, 16397, 17260, 18430, 32794, 34520, 36860, 65588, 73720, 81985, 83711, 131176, 163970, 167422, 327940, 334844, 418555, 655880, 669688, 837110, 1590509, 1674220, 3181018, 3348440, 6362036, 7952545, 12724072, 15905090, 31810180, 63620360]

約数ペア:

[(1, 63620360), (2, 31810180), (4, 15905090), (5, 12724072), (8, 7952545), (10, 6362036), (19, 3348440), (20, 3181018), (38, 1674220), (40, 1590509), (76, 837110), (95, 669688), (97, 655880), (152, 418555), (190, 334844), (194, 327940), (380, 167422), (388, 163970), (485, 131176), (760, 83711), (776, 81985), (863, 73720), (970, 65588), (1726, 36860), (1843, 34520), (1940, 32794), (3452, 18430), (3686, 17260), (3880, 16397), (4315, 14744), (6904, 9215), (7372, 8630)]