220723916

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3851}}^1$

素因数の和:3974

約数の個数: 48

約数和(自身を含む): 465937920

約数和(自身を除く): 245214004

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 89, 92, 161, 178, 322, 356, 623, 644, 1246, 2047, 2492, 3851, 4094, 7702, 8188, 14329, 15404, 26957, 28658, 53914, 57316, 88573, 107828, 177146, 342739, 354292, 620011, 685478, 1240022, 1370956, 2399173, 2480044, 4798346, 7882997, 9596692, 15765994, 31531988, 55180979, 110361958, 220723916]

約数ペア:

[(1, 220723916), (2, 110361958), (4, 55180979), (7, 31531988), (14, 15765994), (23, 9596692), (28, 7882997), (46, 4798346), (89, 2480044), (92, 2399173), (161, 1370956), (178, 1240022), (322, 685478), (356, 620011), (623, 354292), (644, 342739), (1246, 177146), (2047, 107828), (2492, 88573), (3851, 57316), (4094, 53914), (7702, 28658), (8188, 26957), (14329, 15404)]