30492680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12497}}^1$

素因数の和:12569

約数の個数: 32

約数和(自身を含む): 69738840

約数和(自身を除く): 39246160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 12497, 24994, 49988, 62485, 99976, 124970, 249940, 499880, 762317, 1524634, 3049268, 3811585, 6098536, 7623170, 15246340, 30492680]

約数ペア:

[(1, 30492680), (2, 15246340), (4, 7623170), (5, 6098536), (8, 3811585), (10, 3049268), (20, 1524634), (40, 762317), (61, 499880), (122, 249940), (244, 124970), (305, 99976), (488, 62485), (610, 49988), (1220, 24994), (2440, 12497)]