20178847600

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2193353}}^1$

素因数の和:2193394

約数の個数: 60

約数和(自身を含む): 50587516656

約数和(自身を除く): 30408669056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2300, 4600, 9200, 2193353, 4386706, 8773412, 10966765, 17546824, 21933530, 35093648, 43867060, 50447119, 54833825, 87734120, 100894238, 109667650, 175468240, 201788476, 219335300, 252235595, 403576952, 438670600, 504471190, 807153904, 877341200, 1008942380, 1261177975, 2017884760, 2522355950, 4035769520, 5044711900, 10089423800, 20178847600]

約数ペア:

[(1, 20178847600), (2, 10089423800), (4, 5044711900), (5, 4035769520), (8, 2522355950), (10, 2017884760), (16, 1261177975), (20, 1008942380), (23, 877341200), (25, 807153904), (40, 504471190), (46, 438670600), (50, 403576952), (80, 252235595), (92, 219335300), (100, 201788476), (115, 175468240), (184, 109667650), (200, 100894238), (230, 87734120), (368, 54833825), (400, 50447119), (460, 43867060), (575, 35093648), (920, 21933530), (1150, 17546824), (1840, 10966765), (2300, 8773412), (4600, 4386706), (9200, 2193353)]