4157940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{131}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 12263328

約数和(自身を除く): 8105388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 131, 138, 230, 262, 276, 345, 393, 460, 524, 529, 655, 690, 786, 1058, 1310, 1380, 1572, 1587, 1965, 2116, 2620, 2645, 3013, 3174, 3930, 5290, 6026, 6348, 7860, 7935, 9039, 10580, 12052, 15065, 15870, 18078, 30130, 31740, 36156, 45195, 60260, 69299, 90390, 138598, 180780, 207897, 277196, 346495, 415794, 692990, 831588, 1039485, 1385980, 2078970, 4157940]

約数ペア:

[(1, 4157940), (2, 2078970), (3, 1385980), (4, 1039485), (5, 831588), (6, 692990), (10, 415794), (12, 346495), (15, 277196), (20, 207897), (23, 180780), (30, 138598), (46, 90390), (60, 69299), (69, 60260), (92, 45195), (115, 36156), (131, 31740), (138, 30130), (230, 18078), (262, 15870), (276, 15065), (345, 12052), (393, 10580), (460, 9039), (524, 7935), (529, 7860), (655, 6348), (690, 6026), (786, 5290), (1058, 3930), (1310, 3174), (1380, 3013), (1572, 2645), (1587, 2620), (1965, 2116)]