16009980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{38119}}^1$

素因数の和:38138

約数の個数: 48

約数和(自身を含む): 51233280

約数和(自身を除く): 35223300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 38119, 76238, 114357, 152476, 190595, 228714, 266833, 381190, 457428, 533666, 571785, 762380, 800499, 1067332, 1143570, 1334165, 1600998, 2287140, 2668330, 3201996, 4002495, 5336660, 8004990, 16009980]

約数ペア:

[(1, 16009980), (2, 8004990), (3, 5336660), (4, 4002495), (5, 3201996), (6, 2668330), (7, 2287140), (10, 1600998), (12, 1334165), (14, 1143570), (15, 1067332), (20, 800499), (21, 762380), (28, 571785), (30, 533666), (35, 457428), (42, 381190), (60, 266833), (70, 228714), (84, 190595), (105, 152476), (140, 114357), (210, 76238), (420, 38119)]