42451120

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8699}}^1$

素因数の和:8773

約数の個数: 40

約数和(自身を含む): 100328400

約数和(自身を除く): 57877280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 8699, 17398, 34796, 43495, 69592, 86990, 139184, 173980, 347960, 530639, 695920, 1061278, 2122556, 2653195, 4245112, 5306390, 8490224, 10612780, 21225560, 42451120]

約数ペア:

[(1, 42451120), (2, 21225560), (4, 10612780), (5, 8490224), (8, 5306390), (10, 4245112), (16, 2653195), (20, 2122556), (40, 1061278), (61, 695920), (80, 530639), (122, 347960), (244, 173980), (305, 139184), (488, 86990), (610, 69592), (976, 43495), (1220, 34796), (2440, 17398), (4880, 8699)]