40721902

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 73917360

約数和(自身を除く): 33195458

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 169, 221, 247, 323, 338, 373, 442, 494, 646, 746, 2873, 3211, 4199, 4849, 5746, 6341, 6422, 7087, 8398, 9698, 12682, 14174, 54587, 63037, 82433, 92131, 109174, 120479, 126074, 164866, 184262, 240958, 1071629, 1197703, 1566227, 2143258, 2395406, 3132454, 20360951, 40721902]

約数ペア:

[(1, 40721902), (2, 20360951), (13, 3132454), (17, 2395406), (19, 2143258), (26, 1566227), (34, 1197703), (38, 1071629), (169, 240958), (221, 184262), (247, 164866), (323, 126074), (338, 120479), (373, 109174), (442, 92131), (494, 82433), (646, 63037), (746, 54587), (2873, 14174), (3211, 12682), (4199, 9698), (4849, 8398), (5746, 7087), (6341, 6422)]