28488544

素因数分解:

$2^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1429}}^1$

素因数の和:1535

約数の個数: 48

約数和(自身を含む): 64864800

約数和(自身を除く): 36376256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 89, 112, 178, 224, 356, 623, 712, 1246, 1424, 1429, 2492, 2848, 2858, 4984, 5716, 9968, 10003, 11432, 19936, 20006, 22864, 40012, 45728, 80024, 127181, 160048, 254362, 320096, 508724, 890267, 1017448, 1780534, 2034896, 3561068, 4069792, 7122136, 14244272, 28488544]

約数ペア:

[(1, 28488544), (2, 14244272), (4, 7122136), (7, 4069792), (8, 3561068), (14, 2034896), (16, 1780534), (28, 1017448), (32, 890267), (56, 508724), (89, 320096), (112, 254362), (178, 160048), (224, 127181), (356, 80024), (623, 45728), (712, 40012), (1246, 22864), (1424, 20006), (1429, 19936), (2492, 11432), (2848, 10003), (2858, 9968), (4984, 5716)]