1869968240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3339229}}^1$

素因数の和:3339249

約数の個数: 40

約数和(自身を含む): 4968774240

約数和(自身を除く): 3098806000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3339229, 6678458, 13356916, 16696145, 23374603, 26713832, 33392290, 46749206, 53427664, 66784580, 93498412, 116873015, 133569160, 186996824, 233746030, 267138320, 373993648, 467492060, 934984120, 1869968240]

約数ペア:

[(1, 1869968240), (2, 934984120), (4, 467492060), (5, 373993648), (7, 267138320), (8, 233746030), (10, 186996824), (14, 133569160), (16, 116873015), (20, 93498412), (28, 66784580), (35, 53427664), (40, 46749206), (56, 33392290), (70, 26713832), (80, 23374603), (112, 16696145), (140, 13356916), (280, 6678458), (560, 3339229)]