27615920

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5659}}^1$

素因数の和:5733

約数の個数: 40

約数和(自身を含む): 65271120

約数和(自身を除く): 37655200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 5659, 11318, 22636, 28295, 45272, 56590, 90544, 113180, 226360, 345199, 452720, 690398, 1380796, 1725995, 2761592, 3451990, 5523184, 6903980, 13807960, 27615920]

約数ペア:

[(1, 27615920), (2, 13807960), (4, 6903980), (5, 5523184), (8, 3451990), (10, 2761592), (16, 1725995), (20, 1380796), (40, 690398), (61, 452720), (80, 345199), (122, 226360), (244, 113180), (305, 90544), (488, 56590), (610, 45272), (976, 28295), (1220, 22636), (2440, 11318), (4880, 5659)]