28738740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{1039}}^1$

素因数の和:1512

約数の個数: 48

約数和(自身を含む): 80720640

約数和(自身を除く): 51981900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 461, 922, 1039, 1383, 1844, 2078, 2305, 2766, 3117, 4156, 4610, 5195, 5532, 6234, 6915, 9220, 10390, 12468, 13830, 15585, 20780, 27660, 31170, 62340, 478979, 957958, 1436937, 1915916, 2394895, 2873874, 4789790, 5747748, 7184685, 9579580, 14369370, 28738740]

約数ペア:

[(1, 28738740), (2, 14369370), (3, 9579580), (4, 7184685), (5, 5747748), (6, 4789790), (10, 2873874), (12, 2394895), (15, 1915916), (20, 1436937), (30, 957958), (60, 478979), (461, 62340), (922, 31170), (1039, 27660), (1383, 20780), (1844, 15585), (2078, 13830), (2305, 12468), (2766, 10390), (3117, 9220), (4156, 6915), (4610, 6234), (5195, 5532)]