1947456800

素因数分解:

$2^5\times 5^2\times {\mathrm{1103}}^1\times {\mathrm{2207}}^1$

素因数の和:3330

約数の個数: 72

約数和(自身を含む): 4760695296

約数和(自身を除く): 2813238496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 1103, 2206, 2207, 4412, 4414, 5515, 8824, 8828, 11030, 11035, 17648, 17656, 22060, 22070, 27575, 35296, 35312, 44120, 44140, 55150, 55175, 70624, 88240, 88280, 110300, 110350, 176480, 176560, 220600, 220700, 353120, 441200, 441400, 882400, 882800, 1765600, 2434321, 4868642, 9737284, 12171605, 19474568, 24343210, 38949136, 48686420, 60858025, 77898272, 97372840, 121716050, 194745680, 243432100, 389491360, 486864200, 973728400, 1947456800]

約数ペア:

[(1, 1947456800), (2, 973728400), (4, 486864200), (5, 389491360), (8, 243432100), (10, 194745680), (16, 121716050), (20, 97372840), (25, 77898272), (32, 60858025), (40, 48686420), (50, 38949136), (80, 24343210), (100, 19474568), (160, 12171605), (200, 9737284), (400, 4868642), (800, 2434321), (1103, 1765600), (2206, 882800), (2207, 882400), (4412, 441400), (4414, 441200), (5515, 353120), (8824, 220700), (8828, 220600), (11030, 176560), (11035, 176480), (17648, 110350), (17656, 110300), (22060, 88280), (22070, 88240), (27575, 70624), (35296, 55175), (35312, 55150), (44120, 44140)]