28947940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12163}}^1$

素因数の和:12196

約数の個数: 48

約数和(自身を含む): 73567872

約数和(自身を除く): 44619932

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 12163, 24326, 48652, 60815, 85141, 121630, 170282, 206771, 243260, 340564, 413542, 425705, 827084, 851410, 1033855, 1447397, 1702820, 2067710, 2894794, 4135420, 5789588, 7236985, 14473970, 28947940]

約数ペア:

[(1, 28947940), (2, 14473970), (4, 7236985), (5, 5789588), (7, 4135420), (10, 2894794), (14, 2067710), (17, 1702820), (20, 1447397), (28, 1033855), (34, 851410), (35, 827084), (68, 425705), (70, 413542), (85, 340564), (119, 243260), (140, 206771), (170, 170282), (238, 121630), (340, 85141), (476, 60815), (595, 48652), (1190, 24326), (2380, 12163)]