720990110

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1\times {\mathrm{1483}}^1$

素因数の和:2348

約数の個数: 32

約数和(自身を含む): 1321602912

約数和(自身を除く): 600612802

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 797, 1483, 1594, 2966, 3985, 7415, 7970, 14830, 48617, 90463, 97234, 180926, 243085, 452315, 486170, 904630, 1181951, 2363902, 5909755, 11819510, 72099011, 144198022, 360495055, 720990110]

約数ペア:

[(1, 720990110), (2, 360495055), (5, 144198022), (10, 72099011), (61, 11819510), (122, 5909755), (305, 2363902), (610, 1181951), (797, 904630), (1483, 486170), (1594, 452315), (2966, 243085), (3985, 180926), (7415, 97234), (7970, 90463), (14830, 48617)]