1292051240

素因数分解:

$2^3\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{31699}}^1$

素因数の和:32729

約数の個数: 32

約数和(自身を含む): 2910060000

約数和(自身を除く): 1618008760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1019, 2038, 4076, 5095, 8152, 10190, 20380, 31699, 40760, 63398, 126796, 158495, 253592, 316990, 633980, 1267960, 32301281, 64602562, 129205124, 161506405, 258410248, 323012810, 646025620, 1292051240]

約数ペア:

[(1, 1292051240), (2, 646025620), (4, 323012810), (5, 258410248), (8, 161506405), (10, 129205124), (20, 64602562), (40, 32301281), (1019, 1267960), (2038, 633980), (4076, 316990), (5095, 253592), (8152, 158495), (10190, 126796), (20380, 63398), (31699, 40760)]