2128400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{313}}^1$

素因数の和:348

約数の個数: 60

約数和(自身を含む): 5431572

約数和(自身を除く): 3303172

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 313, 340, 400, 425, 626, 680, 850, 1252, 1360, 1565, 1700, 2504, 3130, 3400, 5008, 5321, 6260, 6800, 7825, 10642, 12520, 15650, 21284, 25040, 26605, 31300, 42568, 53210, 62600, 85136, 106420, 125200, 133025, 212840, 266050, 425680, 532100, 1064200, 2128400]

約数ペア:

[(1, 2128400), (2, 1064200), (4, 532100), (5, 425680), (8, 266050), (10, 212840), (16, 133025), (17, 125200), (20, 106420), (25, 85136), (34, 62600), (40, 53210), (50, 42568), (68, 31300), (80, 26605), (85, 25040), (100, 21284), (136, 15650), (170, 12520), (200, 10642), (272, 7825), (313, 6800), (340, 6260), (400, 5321), (425, 5008), (626, 3400), (680, 3130), (850, 2504), (1252, 1700), (1360, 1565)]