22141990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 46702656

約数和(自身を除く): 24560666

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 43, 65, 85, 86, 130, 170, 215, 221, 233, 430, 442, 466, 559, 731, 1105, 1118, 1165, 1462, 2210, 2330, 2795, 3029, 3655, 3961, 5590, 6058, 7310, 7922, 9503, 10019, 15145, 19006, 19805, 20038, 30290, 39610, 47515, 50095, 51493, 95030, 100190, 102986, 130247, 170323, 257465, 260494, 340646, 514930, 651235, 851615, 1302470, 1703230, 2214199, 4428398, 11070995, 22141990]

約数ペア:

[(1, 22141990), (2, 11070995), (5, 4428398), (10, 2214199), (13, 1703230), (17, 1302470), (26, 851615), (34, 651235), (43, 514930), (65, 340646), (85, 260494), (86, 257465), (130, 170323), (170, 130247), (215, 102986), (221, 100190), (233, 95030), (430, 51493), (442, 50095), (466, 47515), (559, 39610), (731, 30290), (1105, 20038), (1118, 19805), (1165, 19006), (1462, 15145), (2210, 10019), (2330, 9503), (2795, 7922), (3029, 7310), (3655, 6058), (3961, 5590)]