26223440

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2011}}^1$

素因数の和:2187

約数の個数: 40

約数和(自身を含む): 61374048

約数和(自身を除く): 35150608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2011, 2608, 3260, 4022, 6520, 8044, 10055, 13040, 16088, 20110, 32176, 40220, 80440, 160880, 327793, 655586, 1311172, 1638965, 2622344, 3277930, 5244688, 6555860, 13111720, 26223440]

約数ペア:

[(1, 26223440), (2, 13111720), (4, 6555860), (5, 5244688), (8, 3277930), (10, 2622344), (16, 1638965), (20, 1311172), (40, 655586), (80, 327793), (163, 160880), (326, 80440), (652, 40220), (815, 32176), (1304, 20110), (1630, 16088), (2011, 13040), (2608, 10055), (3260, 8044), (4022, 6520)]