16198980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{38569}}^1$

素因数の和:38588

約数の個数: 48

約数和(自身を含む): 51838080

約数和(自身を除く): 35639100

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, 38569, 77138, 115707, 154276, 192845, 231414, 269983, 385690, 462828, 539966, 578535, 771380, 809949, 1079932, 1157070, 1349915, 1619898, 2314140, 2699830, 3239796, 4049745, 5399660, 8099490, 16198980]

約数ペア:

[(1, 16198980), (2, 8099490), (3, 5399660), (4, 4049745), (5, 3239796), (6, 2699830), (7, 2314140), (10, 1619898), (12, 1349915), (14, 1157070), (15, 1079932), (20, 809949), (21, 771380), (28, 578535), (30, 539966), (35, 462828), (42, 385690), (60, 269983), (70, 231414), (84, 192845), (105, 154276), (140, 115707), (210, 77138), (420, 38569)]