20791826400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8663261}}^1$

素因数の和:8663284

約数の個数: 72

約数和(自身を含む): 67677402744

約数和(自身を除く): 46885576344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8663261, 17326522, 25989783, 34653044, 43316305, 51979566, 69306088, 86632610, 103959132, 129948915, 138612176, 173265220, 207918264, 216581525, 259897830, 277224352, 346530440, 415836528, 433163050, 519795660, 649744575, 693060880, 831673056, 866326100, 1039591320, 1299489150, 1386121760, 1732652200, 2079182640, 2598978300, 3465304400, 4158365280, 5197956600, 6930608800, 10395913200, 20791826400]

約数ペア:

[(1, 20791826400), (2, 10395913200), (3, 6930608800), (4, 5197956600), (5, 4158365280), (6, 3465304400), (8, 2598978300), (10, 2079182640), (12, 1732652200), (15, 1386121760), (16, 1299489150), (20, 1039591320), (24, 866326100), (25, 831673056), (30, 693060880), (32, 649744575), (40, 519795660), (48, 433163050), (50, 415836528), (60, 346530440), (75, 277224352), (80, 259897830), (96, 216581525), (100, 207918264), (120, 173265220), (150, 138612176), (160, 129948915), (200, 103959132), (240, 86632610), (300, 69306088), (400, 51979566), (480, 43316305), (600, 34653044), (800, 25989783), (1200, 17326522), (2400, 8663261)]