73820980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{60509}}^1$

素因数の和:60579

約数の個数: 24

約数和(自身を含む): 157568040

約数和(自身を除く): 83747060

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 60509, 121018, 242036, 302545, 605090, 1210180, 3691049, 7382098, 14764196, 18455245, 36910490, 73820980]

約数ペア:

[(1, 73820980), (2, 36910490), (4, 18455245), (5, 14764196), (10, 7382098), (20, 3691049), (61, 1210180), (122, 605090), (244, 302545), (305, 242036), (610, 121018), (1220, 60509)]