291221123540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{11945083}}^1$

素因数の和:11945168

約数の個数: 48

約数和(自身を含む): 650194812288

約数和(自身を除く): 358973688748

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 1060, 1219, 2438, 4876, 6095, 12190, 24380, 11945083, 23890166, 47780332, 59725415, 119450830, 238901660, 274736909, 549473818, 633089399, 1098947636, 1266178798, 1373684545, 2532357596, 2747369090, 3165446995, 5494738180, 6330893990, 12661787980, 14561056177, 29122112354, 58244224708, 72805280885, 145610561770, 291221123540]

約数ペア:

[(1, 291221123540), (2, 145610561770), (4, 72805280885), (5, 58244224708), (10, 29122112354), (20, 14561056177), (23, 12661787980), (46, 6330893990), (53, 5494738180), (92, 3165446995), (106, 2747369090), (115, 2532357596), (212, 1373684545), (230, 1266178798), (265, 1098947636), (460, 633089399), (530, 549473818), (1060, 274736909), (1219, 238901660), (2438, 119450830), (4876, 59725415), (6095, 47780332), (12190, 23890166), (24380, 11945083)]