401037890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{541}}^1$

素因数の和:875

約数の個数: 64

約数和(自身を含む): 826060032

約数和(自身を除く): 425022142

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 293, 506, 541, 586, 1082, 1265, 1465, 2530, 2705, 2930, 3223, 5410, 5951, 6446, 6739, 11902, 12443, 13478, 16115, 24886, 29755, 32230, 33695, 59510, 62215, 67390, 74129, 124430, 136873, 148258, 158513, 273746, 317026, 370645, 684365, 741290, 792565, 1368730, 1585130, 1743643, 3487286, 3645799, 7291598, 8718215, 17436430, 18228995, 36457990, 40103789, 80207578, 200518945, 401037890]

約数ペア:

[(1, 401037890), (2, 200518945), (5, 80207578), (10, 40103789), (11, 36457990), (22, 18228995), (23, 17436430), (46, 8718215), (55, 7291598), (110, 3645799), (115, 3487286), (230, 1743643), (253, 1585130), (293, 1368730), (506, 792565), (541, 741290), (586, 684365), (1082, 370645), (1265, 317026), (1465, 273746), (2530, 158513), (2705, 148258), (2930, 136873), (3223, 124430), (5410, 74129), (5951, 67390), (6446, 62215), (6739, 59510), (11902, 33695), (12443, 32230), (13478, 29755), (16115, 24886)]