28477330

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:763

約数の個数: 48

約数和(自身を含む): 60390360

約数和(自身を除く): 31913030

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 89, 98, 178, 245, 445, 490, 623, 653, 890, 1246, 1306, 3115, 3265, 4361, 4571, 6230, 6530, 8722, 9142, 21805, 22855, 31997, 43610, 45710, 58117, 63994, 116234, 159985, 290585, 319970, 406819, 581170, 813638, 2034095, 2847733, 4068190, 5695466, 14238665, 28477330]

約数ペア:

[(1, 28477330), (2, 14238665), (5, 5695466), (7, 4068190), (10, 2847733), (14, 2034095), (35, 813638), (49, 581170), (70, 406819), (89, 319970), (98, 290585), (178, 159985), (245, 116234), (445, 63994), (490, 58117), (623, 45710), (653, 43610), (890, 31997), (1246, 22855), (1306, 21805), (3115, 9142), (3265, 8722), (4361, 6530), (4571, 6230)]