2179300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 5277440

約数和(自身を除く): 3098140

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 31, 37, 38, 50, 62, 74, 76, 95, 100, 124, 148, 155, 185, 190, 310, 370, 380, 475, 589, 620, 703, 740, 775, 925, 950, 1147, 1178, 1406, 1550, 1850, 1900, 2294, 2356, 2812, 2945, 3100, 3515, 3700, 4588, 5735, 5890, 7030, 11470, 11780, 14060, 14725, 17575, 21793, 22940, 28675, 29450, 35150, 43586, 57350, 58900, 70300, 87172, 108965, 114700, 217930, 435860, 544825, 1089650, 2179300]

約数ペア:

[(1, 2179300), (2, 1089650), (4, 544825), (5, 435860), (10, 217930), (19, 114700), (20, 108965), (25, 87172), (31, 70300), (37, 58900), (38, 57350), (50, 43586), (62, 35150), (74, 29450), (76, 28675), (95, 22940), (100, 21793), (124, 17575), (148, 14725), (155, 14060), (185, 11780), (190, 11470), (310, 7030), (370, 5890), (380, 5735), (475, 4588), (589, 3700), (620, 3515), (703, 3100), (740, 2945), (775, 2812), (925, 2356), (950, 2294), (1147, 1900), (1178, 1850), (1406, 1550)]