105200420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23801}}^1$

素因数の和:23840

約数の個数: 48

約数和(自身を含む): 251920368

約数和(自身を除く): 146719948

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 23801, 47602, 95204, 119005, 238010, 309413, 404617, 476020, 618826, 809234, 1237652, 1547065, 1618468, 2023085, 3094130, 4046170, 5260021, 6188260, 8092340, 10520042, 21040084, 26300105, 52600210, 105200420]

約数ペア:

[(1, 105200420), (2, 52600210), (4, 26300105), (5, 21040084), (10, 10520042), (13, 8092340), (17, 6188260), (20, 5260021), (26, 4046170), (34, 3094130), (52, 2023085), (65, 1618468), (68, 1547065), (85, 1237652), (130, 809234), (170, 618826), (221, 476020), (260, 404617), (340, 309413), (442, 238010), (884, 119005), (1105, 95204), (2210, 47602), (4420, 23801)]