1804860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 5643456

約数和(自身を除く): 3838596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 271, 333, 370, 444, 542, 555, 666, 740, 813, 1084, 1110, 1332, 1355, 1626, 1665, 2220, 2439, 2710, 3252, 3330, 4065, 4878, 5420, 6660, 8130, 9756, 10027, 12195, 16260, 20054, 24390, 30081, 40108, 48780, 50135, 60162, 90243, 100270, 120324, 150405, 180486, 200540, 300810, 360972, 451215, 601620, 902430, 1804860]

約数ペア:

[(1, 1804860), (2, 902430), (3, 601620), (4, 451215), (5, 360972), (6, 300810), (9, 200540), (10, 180486), (12, 150405), (15, 120324), (18, 100270), (20, 90243), (30, 60162), (36, 50135), (37, 48780), (45, 40108), (60, 30081), (74, 24390), (90, 20054), (111, 16260), (148, 12195), (180, 10027), (185, 9756), (222, 8130), (271, 6660), (333, 5420), (370, 4878), (444, 4065), (542, 3330), (555, 3252), (666, 2710), (740, 2439), (813, 2220), (1084, 1665), (1110, 1626), (1332, 1355)]