19594880

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1801}}^1$

素因数の和:1837

約数の個数: 64

約数和(自身を含む): 49627080

約数和(自身を除く): 30032200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 1801, 2176, 2720, 3602, 5440, 7204, 9005, 10880, 14408, 18010, 28816, 30617, 36020, 57632, 61234, 72040, 115264, 122468, 144080, 153085, 230528, 244936, 288160, 306170, 489872, 576320, 612340, 979744, 1152640, 1224680, 1959488, 2449360, 3918976, 4898720, 9797440, 19594880]

約数ペア:

[(1, 19594880), (2, 9797440), (4, 4898720), (5, 3918976), (8, 2449360), (10, 1959488), (16, 1224680), (17, 1152640), (20, 979744), (32, 612340), (34, 576320), (40, 489872), (64, 306170), (68, 288160), (80, 244936), (85, 230528), (128, 153085), (136, 144080), (160, 122468), (170, 115264), (272, 72040), (320, 61234), (340, 57632), (544, 36020), (640, 30617), (680, 28816), (1088, 18010), (1360, 14408), (1801, 10880), (2176, 9005), (2720, 7204), (3602, 5440)]