13215194940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3610709}}^1$

素因数の和:3610782

約数の個数: 48

約数和(自身を含む): 37609155360

約数和(自身を除く): 24393960420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 3610709, 7221418, 10832127, 14442836, 18053545, 21664254, 36107090, 43328508, 54160635, 72214180, 108321270, 216642540, 220253249, 440506498, 660759747, 881012996, 1101266245, 1321519494, 2202532490, 2643038988, 3303798735, 4405064980, 6607597470, 13215194940]

約数ペア:

[(1, 13215194940), (2, 6607597470), (3, 4405064980), (4, 3303798735), (5, 2643038988), (6, 2202532490), (10, 1321519494), (12, 1101266245), (15, 881012996), (20, 660759747), (30, 440506498), (60, 220253249), (61, 216642540), (122, 108321270), (183, 72214180), (244, 54160635), (305, 43328508), (366, 36107090), (610, 21664254), (732, 18053545), (915, 14442836), (1220, 10832127), (1830, 7221418), (3660, 3610709)]