16899442980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{40236769}}^1$

素因数の和:40236788

約数の個数: 48

約数和(自身を含む): 54078218880

約数和(自身を除く): 37178775900

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, 40236769, 80473538, 120710307, 160947076, 201183845, 241420614, 281657383, 402367690, 482841228, 563314766, 603551535, 804735380, 844972149, 1126629532, 1207103070, 1408286915, 1689944298, 2414206140, 2816573830, 3379888596, 4224860745, 5633147660, 8449721490, 16899442980]

約数ペア:

[(1, 16899442980), (2, 8449721490), (3, 5633147660), (4, 4224860745), (5, 3379888596), (6, 2816573830), (7, 2414206140), (10, 1689944298), (12, 1408286915), (14, 1207103070), (15, 1126629532), (20, 844972149), (21, 804735380), (28, 603551535), (30, 563314766), (35, 482841228), (42, 402367690), (60, 281657383), (70, 241420614), (84, 201183845), (105, 160947076), (140, 120710307), (210, 80473538), (420, 40236769)]