893890720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{294043}}^1$

素因数の和:294077

約数の個数: 48

約数和(自身を含む): 2222972640

約数和(自身を除く): 1329081920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 294043, 588086, 1176172, 1470215, 2352344, 2940430, 4704688, 5586817, 5880860, 9409376, 11173634, 11761720, 22347268, 23523440, 27934085, 44694536, 47046880, 55868170, 89389072, 111736340, 178778144, 223472680, 446945360, 893890720]

約数ペア:

[(1, 893890720), (2, 446945360), (4, 223472680), (5, 178778144), (8, 111736340), (10, 89389072), (16, 55868170), (19, 47046880), (20, 44694536), (32, 27934085), (38, 23523440), (40, 22347268), (76, 11761720), (80, 11173634), (95, 9409376), (152, 5880860), (160, 5586817), (190, 4704688), (304, 2940430), (380, 2352344), (608, 1470215), (760, 1176172), (1520, 588086), (3040, 294043)]