2789020920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{3320263}}^1$

素因数の和:3320284

約数の個数: 64

約数和(自身を含む): 9562360320

約数和(自身を除く): 6773339400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 3320263, 6640526, 9960789, 13281052, 16601315, 19921578, 23241841, 26562104, 33202630, 39843156, 46483682, 49803945, 66405260, 69725523, 79686312, 92967364, 99607890, 116209205, 132810520, 139451046, 185934728, 199215780, 232418410, 278902092, 348627615, 398431560, 464836820, 557804184, 697255230, 929673640, 1394510460, 2789020920]

約数ペア:

[(1, 2789020920), (2, 1394510460), (3, 929673640), (4, 697255230), (5, 557804184), (6, 464836820), (7, 398431560), (8, 348627615), (10, 278902092), (12, 232418410), (14, 199215780), (15, 185934728), (20, 139451046), (21, 132810520), (24, 116209205), (28, 99607890), (30, 92967364), (35, 79686312), (40, 69725523), (42, 66405260), (56, 49803945), (60, 46483682), (70, 39843156), (84, 33202630), (105, 26562104), (120, 23241841), (140, 19921578), (168, 16601315), (210, 13281052), (280, 9960789), (420, 6640526), (840, 3320263)]