5155220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1601}}^1$

素因数の和:1640

約数の個数: 48

約数和(自身を含む): 12918528

約数和(自身を除く): 7763308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1601, 1610, 3202, 3220, 6404, 8005, 11207, 16010, 22414, 32020, 36823, 44828, 56035, 73646, 112070, 147292, 184115, 224140, 257761, 368230, 515522, 736460, 1031044, 1288805, 2577610, 5155220]

約数ペア:

[(1, 5155220), (2, 2577610), (4, 1288805), (5, 1031044), (7, 736460), (10, 515522), (14, 368230), (20, 257761), (23, 224140), (28, 184115), (35, 147292), (46, 112070), (70, 73646), (92, 56035), (115, 44828), (140, 36823), (161, 32020), (230, 22414), (322, 16010), (460, 11207), (644, 8005), (805, 6404), (1601, 3220), (1610, 3202)]