30984910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 65401344

約数和(自身を除く): 34416434

約数列:

[1, 2, 5, 10, 11, 22, 23, 37, 46, 55, 74, 110, 115, 185, 230, 253, 331, 370, 407, 506, 662, 814, 851, 1265, 1655, 1702, 2035, 2530, 3310, 3641, 4070, 4255, 7282, 7613, 8510, 9361, 12247, 15226, 18205, 18722, 24494, 36410, 38065, 46805, 61235, 76130, 83743, 93610, 122470, 134717, 167486, 269434, 281681, 418715, 563362, 673585, 837430, 1347170, 1408405, 2816810, 3098491, 6196982, 15492455, 30984910]

約数ペア:

[(1, 30984910), (2, 15492455), (5, 6196982), (10, 3098491), (11, 2816810), (22, 1408405), (23, 1347170), (37, 837430), (46, 673585), (55, 563362), (74, 418715), (110, 281681), (115, 269434), (185, 167486), (230, 134717), (253, 122470), (331, 93610), (370, 83743), (407, 76130), (506, 61235), (662, 46805), (814, 38065), (851, 36410), (1265, 24494), (1655, 18722), (1702, 18205), (2035, 15226), (2530, 12247), (3310, 9361), (3641, 8510), (4070, 7613), (4255, 7282)]