6431840

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{659}}^1$

素因数の和:735

約数の個数: 48

約数和(自身を含む): 15467760

約数和(自身を除く): 9035920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 659, 976, 1220, 1318, 1952, 2440, 2636, 3295, 4880, 5272, 6590, 9760, 10544, 13180, 21088, 26360, 40199, 52720, 80398, 105440, 160796, 200995, 321592, 401990, 643184, 803980, 1286368, 1607960, 3215920, 6431840]

約数ペア:

[(1, 6431840), (2, 3215920), (4, 1607960), (5, 1286368), (8, 803980), (10, 643184), (16, 401990), (20, 321592), (32, 200995), (40, 160796), (61, 105440), (80, 80398), (122, 52720), (160, 40199), (244, 26360), (305, 21088), (488, 13180), (610, 10544), (659, 9760), (976, 6590), (1220, 5272), (1318, 4880), (1952, 3295), (2440, 2636)]