20234086940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{171679}}^1$

素因数の和:171842

約数の個数: 48

約数和(自身を含む): 43609466880

約数和(自身を除く): 23375379940

約数列:

[1, 2, 4, 5, 10, 20, 71, 83, 142, 166, 284, 332, 355, 415, 710, 830, 1420, 1660, 5893, 11786, 23572, 29465, 58930, 117860, 171679, 343358, 686716, 858395, 1716790, 3433580, 12189209, 14249357, 24378418, 28498714, 48756836, 56997428, 60946045, 71246785, 121892090, 142493570, 243784180, 284987140, 1011704347, 2023408694, 4046817388, 5058521735, 10117043470, 20234086940]

約数ペア:

[(1, 20234086940), (2, 10117043470), (4, 5058521735), (5, 4046817388), (10, 2023408694), (20, 1011704347), (71, 284987140), (83, 243784180), (142, 142493570), (166, 121892090), (284, 71246785), (332, 60946045), (355, 56997428), (415, 48756836), (710, 28498714), (830, 24378418), (1420, 14249357), (1660, 12189209), (5893, 3433580), (11786, 1716790), (23572, 858395), (29465, 686716), (58930, 343358), (117860, 171679)]