28190474030

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1280803}}^1$

素因数の和:1280912

約数の個数: 32

約数和(自身を含む): 53117503488

約数和(自身を除く): 24927029458

約数列:

[1, 2, 5, 10, 31, 62, 71, 142, 155, 310, 355, 710, 2201, 4402, 11005, 22010, 1280803, 2561606, 6404015, 12808030, 39704893, 79409786, 90937013, 181874026, 198524465, 397048930, 454685065, 909370130, 2819047403, 5638094806, 14095237015, 28190474030]

約数ペア:

[(1, 28190474030), (2, 14095237015), (5, 5638094806), (10, 2819047403), (31, 909370130), (62, 454685065), (71, 397048930), (142, 198524465), (155, 181874026), (310, 90937013), (355, 79409786), (710, 39704893), (2201, 12808030), (4402, 6404015), (11005, 2561606), (22010, 1280803)]