388261712

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{1601}}^1$

素因数の和:2291

約数の個数: 40

約数和(自身を含む): 786646080

約数和(自身を除く): 398384368

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 659, 1318, 1601, 2636, 3202, 5272, 6404, 10544, 12808, 15157, 25616, 30314, 36823, 60628, 73646, 121256, 147292, 242512, 294584, 589168, 1055059, 2110118, 4220236, 8440472, 16880944, 24266357, 48532714, 97065428, 194130856, 388261712]

約数ペア:

[(1, 388261712), (2, 194130856), (4, 97065428), (8, 48532714), (16, 24266357), (23, 16880944), (46, 8440472), (92, 4220236), (184, 2110118), (368, 1055059), (659, 589168), (1318, 294584), (1601, 242512), (2636, 147292), (3202, 121256), (5272, 73646), (6404, 60628), (10544, 36823), (12808, 30314), (15157, 25616)]