23912980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1877}}^1$

素因数の和:1913

約数の個数: 72

約数和(自身を含む): 62943048

約数和(自身を除く): 39030068

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 1877, 2548, 3185, 3754, 6370, 7508, 9385, 12740, 13139, 18770, 24401, 26278, 37540, 48802, 52556, 65695, 91973, 97604, 122005, 131390, 170807, 183946, 244010, 262780, 341614, 367892, 459865, 488020, 683228, 854035, 919730, 1195649, 1708070, 1839460, 2391298, 3416140, 4782596, 5978245, 11956490, 23912980]

約数ペア:

[(1, 23912980), (2, 11956490), (4, 5978245), (5, 4782596), (7, 3416140), (10, 2391298), (13, 1839460), (14, 1708070), (20, 1195649), (26, 919730), (28, 854035), (35, 683228), (49, 488020), (52, 459865), (65, 367892), (70, 341614), (91, 262780), (98, 244010), (130, 183946), (140, 170807), (182, 131390), (196, 122005), (245, 97604), (260, 91973), (364, 65695), (455, 52556), (490, 48802), (637, 37540), (910, 26278), (980, 24401), (1274, 18770), (1820, 13139), (1877, 12740), (2548, 9385), (3185, 7508), (3754, 6370)]