30869020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2423}}^1$

素因数の和:2459

約数の個数: 72

約数和(自身を含む): 81242784

約数和(自身を除く): 50373764

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2423, 2548, 3185, 4846, 6370, 9692, 12115, 12740, 16961, 24230, 31499, 33922, 48460, 62998, 67844, 84805, 118727, 125996, 157495, 169610, 220493, 237454, 314990, 339220, 440986, 474908, 593635, 629980, 881972, 1102465, 1187270, 1543451, 2204930, 2374540, 3086902, 4409860, 6173804, 7717255, 15434510, 30869020]

約数ペア:

[(1, 30869020), (2, 15434510), (4, 7717255), (5, 6173804), (7, 4409860), (10, 3086902), (13, 2374540), (14, 2204930), (20, 1543451), (26, 1187270), (28, 1102465), (35, 881972), (49, 629980), (52, 593635), (65, 474908), (70, 440986), (91, 339220), (98, 314990), (130, 237454), (140, 220493), (182, 169610), (196, 157495), (245, 125996), (260, 118727), (364, 84805), (455, 67844), (490, 62998), (637, 48460), (910, 33922), (980, 31499), (1274, 24230), (1820, 16961), (2423, 12740), (2548, 12115), (3185, 9692), (4846, 6370)]