16687860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{39733}}^1$

素因数の和:39752

約数の個数: 48

約数和(自身を含む): 53402496

約数和(自身を除く): 36714636

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, 39733, 79466, 119199, 158932, 198665, 238398, 278131, 397330, 476796, 556262, 595995, 794660, 834393, 1112524, 1191990, 1390655, 1668786, 2383980, 2781310, 3337572, 4171965, 5562620, 8343930, 16687860]

約数ペア:

[(1, 16687860), (2, 8343930), (3, 5562620), (4, 4171965), (5, 3337572), (6, 2781310), (7, 2383980), (10, 1668786), (12, 1390655), (14, 1191990), (15, 1112524), (20, 834393), (21, 794660), (28, 595995), (30, 556262), (35, 476796), (42, 397330), (60, 278131), (70, 238398), (84, 198665), (105, 158932), (140, 119199), (210, 79466), (420, 39733)]