39987904

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{719}}^1$

素因数の和:821

約数の個数: 56

約数和(自身を含む): 87782400

約数和(自身を除く): 47794496

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 79, 88, 158, 176, 316, 352, 632, 704, 719, 869, 1264, 1438, 1738, 2528, 2876, 3476, 5056, 5752, 6952, 7909, 11504, 13904, 15818, 23008, 27808, 31636, 46016, 55616, 56801, 63272, 113602, 126544, 227204, 253088, 454408, 506176, 624811, 908816, 1249622, 1817632, 2499244, 3635264, 4998488, 9996976, 19993952, 39987904]

約数ペア:

[(1, 39987904), (2, 19993952), (4, 9996976), (8, 4998488), (11, 3635264), (16, 2499244), (22, 1817632), (32, 1249622), (44, 908816), (64, 624811), (79, 506176), (88, 454408), (158, 253088), (176, 227204), (316, 126544), (352, 113602), (632, 63272), (704, 56801), (719, 55616), (869, 46016), (1264, 31636), (1438, 27808), (1738, 23008), (2528, 15818), (2876, 13904), (3476, 11504), (5056, 7909), (5752, 6952)]